Crankshaft is the foundation of your entire bottom end
Lunati has a crankshaft for your SBC, Big block, LS1 LS6 or Ford engine
Good quality
Premium Construction for High Strength , Constructed from 4340 non twist steel forgings for durability and strength in high performance and racing applications.
Reach Your Power Band Faster , Lightening holes in rod journals reduce crankshaft inertia which enables increased acceleration.
The Only Choice for Serious Racers , Contoured wing counterweight ensures reduced windage, while gun drilled mains and lightened rod journals lighten rotating mass.
Finish Strong , Lunati Signature Series Crankshafts are pulsed plasma nitride heat treated for increased strength and durability. Both main and rod journals are micropolished.
Strict Tolerances for High End Performance , Signature Series Crankshafts feature radiuses that are ground to 0.125 , while the roundness of each journal is held to 0.0001 or less. These tight tolerances contribute to Signature Cranks ability to withstand up to 1
Fit Chevrolet Small Block engines w 2 Piece Rear Main Seals and 400 Mains