LT1 460hp WET SUMP Gen V Crate Engine 6.2L - 19431953

Description AS OF 1/3/23 WE HAVE THESE IN STOCK CALL OR EMAIL FOR LATEST AVAILABILITY THE NEXT GENERATION IS HERE! Introduced on the seventh-generation Corvette Stingray, the LT1 6.2L opened the next chapter in the long, historic legacy of the Small-Block engine – and gives your project vehicle a high-tech heart transplant with an unprecedented balance of performance and efficiency!

The LT1 is architecturally similar to the LS family of engines, but with a unique block casting, cylinder head design, oiling system and more. It also combines advanced technologies including direct injection, Active Fuel Management (cylinder deactivation) and continuously variable valve timing to support an advanced combustion system. Our LT1 6.2L crate engine is rated at 460 horsepower and 465 lb.-ft. of torque; and it is offered with a wet-sump or dry sump oiling system. A controller specially designed for retro-fit application using an automatic transmission is available.

NOTE: Chevrolet Performance control kits do not utilize the AFM components on this crate engine TECH SPECS ***Wet sump version of the LT1. Part Numbers:19431953 (Old:19418843 and19355405) Engine Type:Direct Injection spark ignition Gen V Small-Block V-8 Displacement (cu in):376 cu in 6.2L Bore x Stroke (in):4.065 x 3.622 (103.25 x 92mm) Block (P/N 12619171):Cast-aluminum with 6-bolt nodular iron main bearing caps Crankshaft:Forged steel Connecting Rods:Forged powdered metal Pistons:Hypereutectic aluminum Camshaft Type (P/N 12629512):Billet steel roller Valve Lift (in):0.561 intake / 0.531 exhaust.

Camshaft Duration (@0.050 in):242° intake / 244° exhaust Cylinder Heads (P/N 12620544):Aluminum, rectangular port D/I Valve Size (in):2.130 intake / 1.590 exhaust Compression ratio:11.5:1 Rocker Arms (P/N 12619829 int):Investment-cast, roller trunnion Rocker Arms (P/N 12619829 exh):Investment-cast, roller trunnion Rocker Arm Ratio:1.81:1 Recommended Fuel:Premium pump Maximum Recommended RPM:6,600 Reluctor Wheel:58x Balanced:Internal INSTALLATION NOTES • Engines shipped with high-pressure direct-injection fuel pump installed • Assembly does not include any electronics.

• Use LT1 Controller Kit, P/N 19303137for engine operation. Kit includes electronic throttle pedal, which is required for throttle input to the ECU • Intended for pre-1976 street vehicles, or any off-road vehicle • Not intended for marine applications • Front-End Accessory Drive Kit, P/N 19329990, can be ordered separately • For LT1 P/N 19355405 use P/N 12678595FEAD w/o air and P/N 12678596A/C add-on kit • 8-bolt crankshaft flange • Shipped with 14″ flexplate.