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You are here: Home > Stroker Kits by VPE > Chevrolet - LS Series > LS - 4.065 Bore
376, 415 and 428 cubic inch LS stroker kits are based on the 4.065 bore LS3, L99, LSA, and LS9 Aluminum engine blocks and 3.622, 4.000 or 4.125 stroke crankshaft. They are a perfect replacement for the 6.2L if you want the increased power and torque you get from a larger engine. Aftermarket cylinder heads and larger camshafts are a good addition to complement the increased capacity. Custom combinations are also available for specialized applications.




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Available Combinations for the Chevrolet LS 4.065 base bore are 376, 415 and 428 in the conventional 4.000 bore block. Crankshafts are 4340 Forged Steel. Crankshaft models are 1 Piece Rear Main Seal and Standard or Full Center Counterweight versions. As always Custom Combinations are no problem.

Vigilante - 4340 Forged Steel Crankshaft, 4340 Forged Steel H-Beam Rods, Probe SRS Series Forged Pistons. Designed for Street or Street and Strip performance applications.

Vindicator - 4340 Forged Steel Crankshaft, 4340 Forged Steel H-Beam Rods (w/ARP-2000), Probe PRS Series Forged Pistons. Designed for very serious Street or all out Strip applications.

Vanquisher - 4340 Billet Steel Crankshaft, Premium Connecting Rods (w/ARP-2000), Probe PRS Series Forged Pistons. Designed for very serious Street or all out Strip applications. All components are Made in the USA.
more info
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Available Combinations for the Chevrolet LS 4.030 base bore are 370, 408, and 421 in the conventional 4.000 bore block. Crankshafts are 4340 Forged Steel. Crankshaft models are 1 Piece Rear Main Seal and Standard or Full Center Counterweight versions. As always Custom Combinations are no problem.

Vigilante - 4340 Forged Steel Crankshaft, 4340 Forged Steel H-Beam Rods, Probe SRS Series Forged Pistons. Designed for Street or Street and Strip performance applications.

Vindicator - 4340 Forged Steel Crankshaft, 4340 Forged Steel H-Beam Rods (w/ARP-2000), Probe PRS Series Forged Pistons. Designed for very serious Street or all out Strip applications.

Vanquisher - 4340 Billet Steel Crankshaft, Premium Connecting Rods (w/ARP-2000), Probe PRS Series Forged Pistons. Designed for very serious Street or all out Strip applications. All components are Made in the USA.
more info