350 / L31 4-Bolt Main 350 Short Block Assembly
350 Short Block
Part #
12556121
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GM Parts Short Block Engine Assembly. 4- bolt main block with 1-piece rear main seal, 5.700" P/M rods, and nodular iron crankshaft. Fully assembled and all new components - less cam, lifters and timing set.
This Chevy 350 short block can serve a multitude of purposes! A completely new GM short block assembly, originally built as the factory replacement for the 1996 – 2000 5.7L equipped pick-ups and SUV’s. This 350 short block also makes a great starting point for any project car where the fender wells will be filled with a small block Chevrolet engine. With a just a few performance parts and a good exhaust system this 5.7L will push over 350 horsepower without blinking! So whether you have a street rod project in the garage or your wife’s 1996 Suburban needs a new bottom end, call the Scoggin Dickey team to get your engine project on the right track!
  • All New Components! Limited GM Warranty
  • 4-Bolt Main 350ci Block, 1-Pc Rear Seal
  • 4VR Dish Cast Pistons (-13cc) - Approximatley 9.0 to 1 CR with 64cc heads.
Block: Cast Iron, 4 bolt
Compression Ratio: 9.0:1
Compression Ratio: 8.3:1 w / 72cc heads
Crankshaft: Nodular Iron
Piston Description: Cast Dish 4VR (-13cc)
Rear Main Seal Type: 1 piece
Stroke (in.): 3.480


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