Scat Holden 383 4340 Forged Steel Crankshaft 3.750" Stroke, 2.000" Journal with Neoprene Rear Seal (SC4308C375057020)

SCAT's 4340 standard weightcrankshafts will give you strength and reliability to dominate the competition. WithSCAT's premium non-twist forgings, machined to exact specifications big and reliable cubic inches can be made. Features include Precision ground and micro polished, Heat treated and ionnitrided, Straight shot and chamfered oil holes, lightening holes and large radii on all journals. Designed and engineered at SCAT USA.

Crankshaft Specs:
Engine: Holden 308 V8
Material: 4340 Forged
Stroke: 3.750"
Main Journal: STD Holden
Rod Journal: 2.000"
Rod Length: Use Small Journal S/B Chev 5.850" Length Rods (Part No. SC2350585020-QLS)
Balance: Internal Balanced
Rear Seal: Not Knurled for Neoprene Seal

Note: 383 cubic inches is achieved when using a 4.030" bore.