Edelbrock
Edelbrock 618369 Big Victor Pro-Port Raw Cylinder Head
Edelbrock 618369 Big Victor Pro-Port Raw Cylinder Head
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Cylinder Head Specifications: Combustion chamber volume: 92cc; Intake runner volume: 442 (lh) / 451 (rh); Exhaust runner volume: 189cc; Intake valve diameter: 2.45" (Valves Not Included); Exhaust valve diameter: 1.85" (Valves Not Included); Valve stem diameter: N/A; Valve guides: Manganese bronze; Deck thickness: N/A; Valve spring diameter: Pocket diameter 1.76" (springs not included); Valve spring maximum lift: N/A; Rocker stud: Use Jesel KPS-381754 shaft-mount; Guideplate: N/A; Pushrod diameter: N/A; Valve angle: 18° x 4.0° intake; 9° x 3.9° exhaust; Exhaust port location: N/A; Spark plug fitment: 14mm x 3/4 reach, gasket seat. Intended for high output, large cubic inch racing engines with 4.84" bore spacing, this head is an improvement over existing 18° designs, such as the Big Chief & Big Duke.
Key Features
- 4.84 in. Bore Spacing/Unmachined Combustion Chambers
This product is not approved for sale or use in the State of California, or in other states that require a CARB Executive Order (E.O.) number. It is intended for use in states that do not require CARB certification.
Fitment
- Fits the engine or application named in the title: confirm the engine and component match before ordering
Not specific to one vehicle. Confirm the application details above before ordering.
Edelbrock warrants this part against defects in material and workmanship for 90 days from the date of purchase, provided it is properly installed and operated under normal conditions. Racing or competition use, marine use unless the part is listed for marine applications, modification, improper installation or maintenance, misuse and excessive wear are excluded. The remedy is repair or replacement of the part, and installation and removal costs are not covered. Warranty claims for this product are handled directly by Edelbrock.
Specifications
- Brand: Edelbrock
- Manufacturer Part Number: 618369
- Type: Heads
- Manufacturer Warranty: 90 Days Limited
- Condition: New
Images are for illustrative purposes. The product you receive may differ in finish or packaging from the photograph.
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
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Manufacturer's Warranty — Edelbrock
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Manufacturer's Warranty — Edelbrock
Edelbrock warrants its products against defects in material and workmanship for one year from the date of purchase, except where a product line carries different terms: Performer Series carburetors and Race Division parts are covered for 90 days, Thunder Series AVS carburetors for one year, remanufactured carburetors for 30 days, and E-Force superchargers for three years or 36,000 miles, whichever comes first. Use of E85 fuel voids carburetor coverage. Racing or competition use, marine use unless the part is listed for marine applications, modification, improper installation or maintenance and excessive wear are excluded, and installation and removal costs are not covered. Claims are made through the place of purchase or directly with Edelbrock with proof of purchase; Pro-Flo EFI systems, crate engines, E-Force superchargers and cylinder heads are returned directly to Edelbrock.
Warranty terms are set by the manufacturer and may change. Full details and claims are handled directly by Edelbrock. Contact us if you need help with a warranty claim.

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