Callies Compstar Comet Series Small Block Chevy Forged 4340 Crankshaft CASAJ113- Product:3.750" stroke, 350 mains, 2.100" pins, internal balance, lightened, n Steel/Alloy Harmonic BalancerSuit SB 289-351

Steel/Alloy Harmonic BalancerSuit SB 289-351 Windsor

Cast Aluminium 4 Barrel 1375cfm Throttle BodyNatural Finish

They're designed to positively stop the piston in order to find top dead center

Ford & Holden With Roller Rockers & Girdle

Callies Compstar Comet Series Small Block Chevy Forged 4340 Crankshaft CASAJ113- Product:3.750" stroke, 350 mains, 2.100" pins, internal balance, lightened, n Steel/Alloy Harmonic BalancerSuit SB 289-351Callies Compstar Comet Series Small Block Chevy Forged 4340 Crankshaft3. 750" stroke, 350 mains, 2. 100" pins, internal balance, lightened, nitrided CASAJ113 CC SAJ113 CC Average Weight for 3. 750 in. Stroke Balanced to 1750g Bob. = 43 lbs Gun Drilled Mains All Rod Journals Lightened Heat Treatment = Nitride Case Requires narrow bearings The Compstar Comet is your answer to lightweight crankshaft needs for Small Block Chevy engines. Produced from 4340