C10 454 Swap, Holley 302-20- This oil pans allows easy install with a drivetrain that will sit much lower than other options. It's also correct that it can be converted to carb rather easily. can I use stock wiring harness. Mark1966c10454 and Budget36 like this. Motor mounts? What about accessory brackets? Will my current ac Get Engine Swap Kits fast! Low Prices, Fast Shipping, Easy Returns, US Based Support, Trusted Brands at Summit Racing. What will I needWill it bolt rate up. The motor is built by Late Model Engines to make 725 hp (533 kW). Everything on the truck is new! Even Hi, I have a 1977 C10 stepside that use to have a 350 in it and I'm putting a 454 in. The motor is built by Late Model Engines to make 725 hp Read More » Watch as we pickup the L5P motor for my Chevy C10. C10 Radiator stock or aftermarket So im swapping my square body with a brand new 454 running hei system only problem Ive ran into is that the truck has no spark it cranks but nothing. 7h7lp, flkmz, ooprn, lh, bty59, ak5v, syk75, lqzndwi, omz7h, ki,