- Engines & Components
- Engine - Assembled Short Blocks
- Chevrolet Performance 383ci Short Block
The Chevrolet Performance 383ci Short Block is the same starting point that Chevrolet uses for the 383/340 HP and the 383/425 HP performance crate engines. This is perfect for those who want to build their own custom stroker small-block engine. This short block Includes a specially modified block, 3.80'' 4340 forged steel stroker crankshaft, heavy-duty connecting rods, hypereutectic pistons, bearings, oil pan, oil pump, front cover, balancer, 12.75'' flexplate and oil pan.
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Specifications:
- Block: Cast Iron, 4 bolt intermediate main.
- Crankshaft: Forged 4340 Steel, Externally Balanced, 1 piece rear seal.
- Connecting Rods: 5.7" Forged, powdered metal, 3/8" studs.
- Bore/Stroke: 4.005" x 3.80"
- Pistons: Hypereutectic, coated, 244-T5 aluminum alloy with centered pin bore.
- Rings: Plasma Moly
- 8" External Harmonic balancer
- 12-3/4" automatic flexplate
- 4 Quart oil pan with windage tray - 5 quart capacity with Fram 410-PH5 oil filter
- Composite (plastic) Front timing cover
- Engine oil dipstick and tube - passenger side location
- Brass freeze plugs
- Firing Order: 1-8-4-3-6-5-7-2. Note: Does not include a camshaft, lifters, timing chain, or cam sprocket.