Description
Part Number: 12-425
Allstar Sprint Car Motor Plates
These cylinder heads include your choice of 64cc (In order to retain stock compression ratio on 1970 and earlier small-blocks) or 70cc combustion chambers and high flow intake and exhaust ports
Required for 289-302 V8's and 1967-69 AMC
UltraPro bent tube hose-ends are dip-brazed for a permanent and robust bond
Holley EFI LS Hi-Flow Holley EFI EFI Fuel Rails Electric Oil Pressure Gauge Part Number: 12-425LS Hi Flow Holley EFI Fuel Rails Fits LS1, LS2, LS3, LS6, L76 & L99 factory intakes If this product is to be used with aftermarket (tall) EV1 performance injectors: LS2, LS3, and L99 applications will require taller brackets and adapter O rings to be used with EV1 injectors. Holley part number HLY534 212 will have these required parts. LS1 and LS6 application will work with EV1 injectors without any additional parts. Holley part number HLY534 211
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
























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