Proformance Unlimited's custom built LS7 crate engine featuring the MSD Atomic EFI. You can view this engine package along with pricing at the following link: https://www.customcrateengines.com/engines/ls-crate-engines/ls7-625hp-wet-sump-crate-engine.html If you have any questions on this engine package, please give us a call at 800-267-3940. We look forward to speaking with you. | Proformance Unlimited - Custom Crate Engines

Our LS3 416CI 575HP stroker crate engine package can be dyno tested ready for installation. This build features the an aluminum LS3 6 bolt block. Comes ready to install with the Muscle Car oil pan. We can also assist you in picking out the correct motor mount and header combo that will fit your hot rod. If you are in need of a serpentine pulley kit complete with components or a transmission we can assist you with that as well. All our LS series crate engines can be custom painted. https://www.pr