This is a GN1Performance "STOCK STROKE STEEL CRANK 3.400 " for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. KEEP IN MIND THIS IS A 4340 CRANK SHAFT, NOT 4140....
Eagle 3.400" Stroke Buick V6 External Balance Crankshaft These forged steel crankshafts from Eagle Specialty Products are internally balanced so costly aftermarket balancers and flexplates are not needed which make...
This is a GN1Performance "STEEL 3.625 STROKER CRANK " for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This is a narrow journal width crank. KEEP IN MIND THIS IS A 4340...