GM

12499121

Genuine GM 12499121 Engine with Aluminum Head

Engine Parts

Chevy Big-Block V-8Ram Jet 502 - PFI with Aluminum Heads
502 horsepower
565 torque
Automatic transmission
502 cubic inch

This engine is not designed, nor intended to be used in any marine applications. Designed for pre-1976 street vehicles or any off-road vehicle. Engines installed in vehicles registered and normally operated outside of the United States carry no warranty. Factory fuel injection for your hotrod from GM Performance. These Ram Jet 350 child. cast iron 2-bolt main, 1-piece main seal engines have approximately 9.4:1 compression with 350 horsepower at 5,200 rpm, and 400 ft./lbs. of torque at 5,500 rpm. These all-new 350 horsepower Ram Jet 350 from Chevrolet Performance make it easy to have electronic fuel injection on any 1979 or older vehicle originally equipped with a carburetor. The secret is the industry leading MEFI 4 controller. This new controller fits in the palm of your hand and was originally developed for marine applications. MEFI 4 is ideally suited for use in street rods, street machines and sportsman racers. Installation is simple; the Ram Jet 350 is an assembled 350-crate engine with Vortec cylinder heads, Ram Jet induction system, wiring harness, new MEFI 4 controller, and detailed instructions. Once installed in the vehicle, a user needs only to supply 12V power and fuel. Please note the fuel pump recommendations in the Ram Jet instruction manual. This revised MEFI4 controller has improved electronics and a closed loop capability to give a smooth idle and better performance.

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