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You are here: Home > Stroker Kits > Chevrolet - 400 Small Block


Available Combinations for the Chevrolet 400 base are 377, 400, 420, and 434 cubic inches in the conventional 4.125 bore block. Crankshafts are either Cast Steel or 4340 Forged Steel. Crankshaft models are 2.668 main journal and a 2 piece rear main seal. As always Custom Combinations are no problem.




380 Cubic Inches - 3.500 Stroke
Available Combinations for the VPE Chevrolet 380 Stroker are 4.125, 4.155, 4.165 and 4.185 bore with a 3.500 stroke crankshaft in the conventional 4.125 bore block. Crankshafts are either Cast Steel or 4340 Forged Steel. Crankshaft models feature 2.648 main journals and 2 piece rear main seals. Connecting rods are stroker clearance versions. As always Custom Combinations are no problem. more info
400 Cubic Inches - 3.750 Stroke
Available Combinations for the VPE Chevrolet 400 Stroker are 4.125, 4.155, 4.165 and 4.185 bore with a 3.750 stroke crankshaft in the conventional 4.125 bore block. Crankshafts are either Cast Steel or 4340 Forged Steel. Crankshaft models feature 2.648 main journals and 2 piece rear main seals. Connecting rods are stroker clearance versions. As always Custom Combinations are no problem. more info
420 Cubic Inches - 3.875 Stroke
Available Combinations for the VPE Chevrolet 420 Stroker are 4.125, 4.155, 4.165 and 4.185 bore with a 3.875 stroke crankshaft in the conventional 4.125 bore block. Crankshafts are either Cast Steel or 4340 Forged Steel. Crankshaft models feature 2.648 main journals and 2 piece rear main seals. Connecting rods are stroker clearance versions. As always Custom Combinations are no problem. more info
434 Cubic Inches - 4.000 Stroke
Available Combinations for the VPE Chevrolet 434 Stroker are 4.125, 4.155, 4.165 and 4.185 bore with a 4.000 stroke crankshaft in the conventional 4.125 bore block. Crankshafts are either Cast Steel or 4340 Forged Steel. Crankshaft models feature 2.648 main journals and 2 piece rear main seals. Connecting rods are stroker clearance versions. As always Custom Combinations are no problem. more info