Doug's Headers - D372Y-B

Doug's Headers D372Y-B 1 5/8" Tri-Y Header Chevrolet Truck Small Block Chevrolet 67-72 Hi-Temp Black Coating

Doug's Headers D372Y-B 1 5/8" Tri-Y Header Chevrolet Truck Small Block Chevrolet 67-72 Hi-Temp Black Coating

Part Number: D372Y-B / UPC 694342543518
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Features & Benefits

  • 3/8" thick machined flanges to prevent warping
  • CNC mandrel bent tubes ensure accurate fit and better flow
  • Heavy 16-guage tubing for longer life
  • Tubes are pre-polished to removed scratches before applying metallic ceramic or hi-temp black coating

Doug's is the pioneering force behind the popular TRI-Y design for cars and trucks. The unique, shortend, paired primary tubes increase mid-range torque without sacrificing top end power. TRI-Y's are a great choice for daily drivers and heavy duty trucks looking to increase power from idle up to 4500 RPM while maintaining maximum fuel efficiency.


For the enthusiast who demands the best, Doug's Headers are not just components; they're a statement of excellence, a commitment to leading-edge performance, and a nod to the glory days of muscle cars and drag racing. Join the ranks of champions. Experience the unmatched quality and performance of Doug's Headers today.

Specifications

Finish Hi-Temp Black Coating
Material Steel
Design Tri-Y
Primary Tubing Diameter 1.625 IN
Collector Port Diameter 2.5 IN
Port Shape Oval
Tube Wall Thickness 16 Gauge
Flange Thickness 0.375 IN
Collector Attachment 3-Bolt Flange
EGT Port No
Oxygen Sensor Port No
Gasket Or Seal Included Yes
Mounting Hardware Included Yes
Color Black
Sheen Level Matte

Installation instructions

Instruction Manual
Installation Instructions

Download PDF

Shipping & Delivery

Our ignition and exhaust products ship from our warehouse in Lenexa, KS. Our normal shipping time is 2-3 business days for in-stock parts.

 Shipping Class Order Value Shipping Cost
UPS Ground $0 - 49.99 $6.99 flat rate
UPS Ground $50 - 98.99 $7.49 flat rate
UPS Ground $99+ Free

  • At this time, PerTronix does not offer expedited shipping options from our website.
  • All packages must be inspected upon receipt for any missing or damaged goods and claims for such must be made within 7 days of receipt.
  • PerTronix does not currently ship our products internationally from our web store. For international orders call 909-599-5955 or connect with us here.

Returns & Replacements

Returns at Pertronix are accepted within 90 days of purchase with prior authorization, ensuring items are in new, resalable condition. To initiate a return, call for an RGA and follow provided instructions. Customers are responsible for return shipping, using a trackable method.

Refunds exclude initial shipping and handling fees and may be subject to a restocking fee. For defective or damaged items, contact Pertronix directly. We are not responsible for user-initiated damage/loss of parts.

For complete details, visit our Returns page.

Reviews

Doug's Headers - D372Y-B

Doug's Headers D372Y-B 1 5/8" Tri-Y Header Chevrolet Truck Small Block Chevrolet 67-72 Hi-Temp Black Coating

Doug's Headers D372Y-B 1 5/8" Tri-Y Header Chevrolet Truck Small Block Chevrolet 67-72 Hi-Temp Black Coating

Part Number: D372Y-B / UPC 694342543518
Regular price $721.95
Sale price $721.95 Regular price

Part Number: D372Y-B / UPC 694342543518
Does This part fit My vehicle?
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Need help? Call us at 909-599-5955

  • Free shipping on $99+ orders in lower 48 states
  • 90-day return policy
  • We’re here to help! Call us on 909-599-5955
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Features & Benefits

  • 3/8" thick machined flanges to prevent warping
  • CNC mandrel bent tubes ensure accurate fit and better flow
  • Heavy 16-guage tubing for longer life
  • Tubes are pre-polished to removed scratches before applying metallic ceramic or hi-temp black coating

Doug's is the pioneering force behind the popular TRI-Y design for cars and trucks. The unique, shortend, paired primary tubes increase mid-range torque without sacrificing top end power. TRI-Y's are a great choice for daily drivers and heavy duty trucks looking to increase power from idle up to 4500 RPM while maintaining maximum fuel efficiency.


For the enthusiast who demands the best, Doug's Headers are not just components; they're a statement of excellence, a commitment to leading-edge performance, and a nod to the glory days of muscle cars and drag racing. Join the ranks of champions. Experience the unmatched quality and performance of Doug's Headers today.

Specifications

Finish Hi-Temp Black Coating
Material Steel
Design Tri-Y
Primary Tubing Diameter 1.625 IN
Collector Port Diameter 2.5 IN
Port Shape Oval
Tube Wall Thickness 16 Gauge
Flange Thickness 0.375 IN
Collector Attachment 3-Bolt Flange
EGT Port No
Oxygen Sensor Port No
Gasket Or Seal Included Yes
Mounting Hardware Included Yes
Color Black
Sheen Level Matte

Installation instructions

Instruction Manual
Installation Instructions

Download PDF

Shipping & Delivery

Our ignition and exhaust products ship from our warehouse in Lenexa, KS. Our normal shipping time is 2-3 business days for in-stock parts.

 Shipping Class Order Value Shipping Cost
UPS Ground $0 - 49.99 $6.99 flat rate
UPS Ground $50 - 98.99 $7.49 flat rate
UPS Ground $99+ Free

  • At this time, PerTronix does not offer expedited shipping options from our website.
  • All packages must be inspected upon receipt for any missing or damaged goods and claims for such must be made within 7 days of receipt.
  • PerTronix does not currently ship our products internationally from our web store. For international orders call 909-599-5955 or connect with us here.

Returns & Replacements

Returns at Pertronix are accepted within 90 days of purchase with prior authorization, ensuring items are in new, resalable condition. To initiate a return, call for an RGA and follow provided instructions. Customers are responsible for return shipping, using a trackable method.

Refunds exclude initial shipping and handling fees and may be subject to a restocking fee. For defective or damaged items, contact Pertronix directly. We are not responsible for user-initiated damage/loss of parts.

For complete details, visit our Returns page.

Reviews

Applications

Year / Make / Model 1967-1969 Chevrolet C10 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967 Chevrolet C10 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1968-1972 Chevrolet C10 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1969-1972 Chevrolet C10 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967-1969 Chevrolet C20 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967 Chevrolet C20 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1968-1972 Chevrolet C20 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1969-1972 Chevrolet C20 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967-1969 Chevrolet C30 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967 Chevrolet C30 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1968-1972 Chevrolet C30 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1969-1972 Chevrolet C30 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967-1969 Chevrolet K10 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967 Chevrolet K10 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1968-1972 Chevrolet K10 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1969-1972 Chevrolet K10 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967-1969 Chevrolet K20 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967 Chevrolet K20 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1968-1972 Chevrolet K20 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1969-1972 Chevrolet K20 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1968-1972 Chevrolet K30 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1968-1969 Chevrolet K30 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1969-1972 Chevrolet K30 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1969-1972 Chevrolet Blazer
Engine Type V8
Engine Size(s) Cubic Inches: 307, 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967-1969 Chevrolet C10 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967 Chevrolet C10 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1968-1972 Chevrolet C10 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1969-1972 Chevrolet C10 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967-1969 Chevrolet C20 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967 Chevrolet C20 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1968-1972 Chevrolet C20 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1969-1972 Chevrolet C20 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967-1969 Chevrolet K10 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967 Chevrolet K10 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1968-1972 Chevrolet K10 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1969-1972 Chevrolet K10 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967-1969 Chevrolet K20 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967 Chevrolet K20 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1968-1972 Chevrolet K20 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 307
Notes
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Fits most angle port heads.

Year / Make / Model 1969-1972 Chevrolet K20 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967-1968 GMC C15/C1500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967 GMC C15/C1500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1968-1972 GMC C15/C1500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1969-1972 GMC C15/C1500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967-1968 GMC C15/C1500 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967 GMC C15/C1500 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 283
Notes
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Fits most angle plug heads.

Year / Make / Model 1968-1972 GMC C15/C1500 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1969-1972 GMC C15/C1500 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967-1968 GMC C25/C2500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967 GMC C25/C2500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1968-1972 GMC C25/C2500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1969-1972 GMC C25/C2500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967-1968 GMC C25/C2500 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967 GMC C25/C2500 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1968-1972 GMC C25/C2500 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1969-1972 GMC C25/C2500 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967-1968 GMC C35/C3500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967 GMC C35/C3500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1968-1972 GMC C35/C3500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1969-1972 GMC C35/C3500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967-1968 GMC K15/K1500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967 GMC K15/K1500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1968-1972 GMC K15/K1500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1969-1972 GMC K15/K1500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967-1968 GMC K15/K1500 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967 GMC K15/K1500 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1969-1972 GMC K15/K1500 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1970-1972 GMC K15/K1500 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967-1968 GMC K25/K2500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967 GMC K25/K2500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1968-1972 GMC K25/K2500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1969-1972 GMC K25/K2500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1967-1968 GMC K25/K2500 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1968-1972 GMC K25/K2500 Suburban
Engine Type V8
Engine Size(s) Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1968-1972 GMC K35/K3500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1968 GMC K35/K3500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1969-1972 GMC K35/K3500 Pickup
Engine Type V8
Engine Size(s) Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1970-1972 GMC Jimmy
Engine Type V8
Engine Size(s) Cubic Inches: 307, 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

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