Forged and Billet 4340 Steel Crankshafts. Material properties are closely monitored for optimum performance. Counterweight placements designed for improved crankshaft performance. .125" fillet radii. Nitrided for improved bearing life. Straight hole oiling system for better lubrication. Size tolerances held to +/- .0001”.
Stroke: 92mm Weight: 42 lbs
4340 billet steel
Straight oil holes for best rod journal lubrication
Stock SR20 series main and rod journal sizes
Stock Nissan SR20 SR20DET crank rear flange
Stock stroke is 86mm
Wt = weight in pounds
We recommend using the matching K1 4340 Billet Connecting Rods with these cranks
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