Dart LS 4340 Billet Crank 4.000 Str w/Short Snout 709089 Factory length for '65-'86 Chevrolet

Factory length for '65-'86 Chevrolet 396 Big Block

Tire Treatment

Dog teeth drive for easier shiftingTwo speed with reverseLMZ is IMCA approved for Modified type transmissionImprove rear suspension traction with Ballspline tailhousing option

the latest design and materials with features including durable internal seams

fire retardant foam

Dart LS 4340 Billet Crank 4.000 Str w/Short Snout 709089 Factory length for '65-'86 ChevroletProduct Description: Crankshaft 4. 000 in Stroke Internal Balance Short Snout Billet Steel 1 Piece Seal GM LS Series Sold Individually Since 1981, Dart Machinery has become the acknowledged leader in producing race winning components. Dart Machinery aluminum and cast iron engine blocks are designed to meet the specialized needs of racers and performance enthusiasts. Dart components are developed in house, manufactured on Dartas own CNC machining