Does not include HEI distributor nor water pump as all GM adds depict.

88958604 GMR 350/400 Circle Track Engine
Great racing power at a reasonable cost (400 HP at 5500 RPM - Torque 400 @ 4500 RPM)

This is a factory sealed crate engine package, complete from intake manifold, stamped steel valve covers with racing style breathers, and 8 quart dual kick-out circle track racing oil pan.
The Fast Burn 400 engine is a great value with the 1053 forged steel crankshaft, aluminum heads with 2.00"/1.55" valves, hydraulic roller lifters, HEI distributor, and normal rotation iron water pump included.

The base engine is a Fast Burn 350ci 385 horsepower, with the following parts:
P/N 10105123 4 bolt iron block
P/N 14088533 1053 steel crankshaft
P/N 10108688 PM rod
P/N 10159436 High silicon aluminum piston
P/N 10185071 Camshaft with hydraulic roller lifters
P/N 12464298 Aluminum head
P/N 12496822 High rise single plane intake manifold
P/N 1104067 HEI distributor
P/N 25534354 8 quart circle track oil pan (with oil filter)
P/N 25534359 Valve cover kit with breather tube
P/N 25534355 Valve cover breather kit
P/N 25534352 Special rocker arm nut "kool nut design"

Technical Notes: These engines are sealed at the intake manifold, cylinder head, front cover, and oil pan with special twist off bolt heads. The 355 HP @ 5500 RPM was derived from a superflow dyno using a 4 barrel 650 cfm Holley carburetor P/N 80541-1, 32" long by 1 5/8" to a 1 3/4" stepped header with a 3" collector, and 92 octane unleaded gasoline. Oil pan clears most GM rear steer chassis with stock engine location. Oil pan is 7" deep at sump.

This engine includes free shipping to your local FedEx freight hub for pickup. If you wish to have the order shipped to your billing address, please also order part number AD200, for the additional delivery fee.