448 CID is only for naturally asperated engines.
If your oil pan is aftermarket sheet metal the location is Front.
This helps us determine what crank bearing / bushing to use.
We recommend billet main caps for builds over 1000 HP.
This charge is refundable if you choose to send us your rebuildable core.
Petty’s Garage has a complete lineup of performance HEMI engines all made in house in our state-of-the-art engine facility. Everything is precision machined on race quality engine building equipment. Our engines are built to withstand the most stressful environments imaginable. We initially test our combinations with our in-house engine dyno and calibrations staff. This ensures that our customer receive a proven engine combination that we feel comfortable putting Richard Petty’s name on.
