Patriot Exhaust H7864 Header Flange Pair Chevrolet Small Block 265-400 Tube Diameter 1 5/8" Round Port
Emissions Code
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EMISSIONS PLACARD
PerTronix Performance Ignition and Exhaust Brands use a voluntary product identification program whereby all emission sensitive products can be identified by placing numbered labels in product packaging and listing corresponding numeric codes next to each part number. The corresponding numbers and explanations are as follows:
PERTRONIX PERFORMANCE BRANDS EMISSIONS CODES
This product has been granted a California Air Resources Board (CARB) Executive Order (EO Number) Exemption. It is 50 State Legal when installed on the Specified vehicle per the Manufacturer’s Current Application Guide, the CARB EO, and Installation Instructions.
PERTRONIX PERFORMANCE BRANDS EMISSIONS CODES
This product is Legal for use on Pre-PoIIution Controlled Vehicles. It is legal for use on all vehicles produced Before Emissions Control Regulations were imposed. These are considered Uncontrolled Vehicles and are defined as follows
- 1965 and Older US Manufactured California Certified Vehicles
- 1967 and Older US Manufactured Federally Certified Vehicles
- 1967 and Older Foreign Manufactured Vehicles
PERTRONIX PERFORMANCE BRANDS EMISSIONS CODES
This Product is LEGAL for Closed Course Competition use or Pre-Emissions Controlled Vehicles ONLY. It is Not Legal for use on any Emissions Controlled Vehicle for Street or Off Highway use.
PERTRONIX PERFORMANCE BRANDS EMISSIONS CODES
This Product is considered а Replacement Part per CARB and EPA regulations for emissions compliance and is legal for sale and use on specified vehicles in all 50 states as stated in Manufactured's Application Guide and lnstallation Instructions.
PERTRONIX PERFORMANCE BRANDS EMISSIONS CODES
This Product is legal for Street or Off Highway use in 49 States. This product meets the EPA Anti Tampering Policy for Reasonable Basis that allows the stated vehicle to operate within the legal emissions standards in states that do not require а California EO. This product in Not Legal for Street or Off Highway use in California.
PERTRONIX PERFORMANCE BRANDS EMISSIONS CODES
This Product is Certified by the Manufacturer as being а Non-Emissions Related part per CARB and EPA regulations and therefore does not require emissions certification or CARB EO and is legal in all 50 states.
Free Delivery
Free shipping on orders over $100 in contiguous 48 states.
Easy Returns
Have confidence in your purchase.
Reliable Quality
Products built to last for enduring performance.
Features & Benefits
Patriot Exhaust uses a voluntary product identification program whereby all emission sensitive products can be identified by placing numbered labels in product packaging and listing corresponding numeric codes next to each part number. The corresponding numbers and explanations are as follows:
Highlights
- Precision machined flanges
- 5/16" thick
- Supplied with our premium head gaskets
- A wide variety of tube diameters and port shapes are available
Additional Information
Patriot Exhaust's machined header flange kits are available for many popular engine families. Header flange kits include gaskets and header bolts in most applications. Manufactured from 5/16" thick material.
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Shipping & Delivery
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 - 108.99 | $7.49 flat rate |
| UPS Ground | $109+ | 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.
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PerTronix does not currently ship our products internationally from our web store. For international orders call 909-599-5955 or connect with us here.
- Once an item has tracking info, it cannot be cancelled. If you decide you don’t want the items after shipment, please take receipt of the item and process it via our return policy. Thank you for understanding!
Shipping Dock Hours of Operations
7:00am to 4:00pm CST Monday-Friday
Receiving Dock Numbers: 7 and 8
Shipping Dock Numbers: 13, 14, and 15
Returns, Replacements & Warranty
Returns, Replacements & Warranty
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.
Warranty
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