88958602 GM 350/350 Circle Track Engine Great racing power at a reasonable cost (350 HP at 5000 RPM  torque 390 @ 4000 RPM) This is a factory sealed crate engine package, complete from the high rise dual plane intake manifold, stamped steel valve covers with racing style breathers to the 8 quart single kick-out circle track racing oil pan. The 350 engine is a great value with the nodular cast iron crankshaft, iron vortec heads with 1.94"/1.50" valves, flat tappet hydraulic lifters, and HEI distributor. The base engine is a 330 HP 350ci, with the following parts: P/N 10105123 4 bolt iron block P/N 14088527 Nodular cast iron crankshaft P/N 10108688 PM rod P/N 12361371 Cast aluminum piston P/N 24502476 Camshaft with hydraulic flat tappet lifters P/N 12558060 Iron vortec head P/N 12366573 High rise dual plane intake manifold P/N 1104067 HEI distributor P/N 25534353 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 350 HP @ 5000 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. This engine package DOES NOT include a water pump. Oil pan clears most GM rear steer chassis with stock engine location. Oil pan is 8" deep at sump.  Warranty information   Lowest price on the Internet   Shipping to all of the U.S. is available.  We will confirm the cost before finalizing your purchase. (No additional discounts available at this special price.)