10 of 10 Items
  • 4340 Steel 3.400 Stock Stroke Crankshaft 4340 Steel 3.400 Stock Stroke Crankshaft 4340 Steel 3.400 Stock Stroke Crankshaft 4340 Steel 3.400 Stock Stroke Crankshaft

    4340 Steel 3.400 Stock Stroke Crankshaft

    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.Crank weight is 43lbs!KEEP IN MIND THIS IS A 4340 CRANK SHAFT, NOT 4140. THIS 4340 MATERIAL WILL...

    $599.00
  • 4340 Steel 3.625 Stroker Crankshaft 4340 Steel 3.625 Stroker Crankshaft 4340 Steel 3.625 Stroker Crankshaft 4340 Steel 3.625 Stroker Crankshaft

    4340 Steel 3.625 Stroker Crankshaft

    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.Crank weight is 43lbs!KEEP IN MIND THIS IS A 4340 CRANK SHAFT, NOT...

    $599.00
  • ARP Flex Plate Bolts ARP Flex Plate Bolts ARP Flex Plate Bolts ARP Flex Plate Bolts

    ARP Flex Plate Bolts

    This is "A 6 PIECE SET OF ARP FLEX PLATE BOLTS"  These high strength 12 point, black oxide bolts are to replace the factory weak flex plate bolts. 

    $30.00
  • ARP Head Studs

    ARP Head Studs

    This is a Set of "ARP HEAD STUDS " for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6.

    $135.00
  • ARP Main Studs ARP Main Studs

    ARP Main Studs

    This is a Set of "ARP MAIN STUDS" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6.

    $109.00
  • Billet Main Caps Center Billet Main Caps Center Billet Main Caps Center

    Billet Main Caps Center

    This is a Set of 2 "Billet Center main caps" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6.***Rest assure, these Main caps are MADE IN USA. The caps are the same caps that have been around for many years...

    $209.00
  • Billet Main Front Cap Billet Main Front Cap Billet Main Front Cap

    Billet Main Front Cap

    This is a "Billet Front main cap " for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. ***Rest assure, these...

    $109.00
  • Calico Main Bearings Calico Main Bearings

    Calico Main Bearings

    This is a set of "Standard Calico Coated Clevite Main Bearings" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6.

    $95.00
  • FlexPlate SFI Neutral FlexPlate SFI Neutral

    FlexPlate SFI Neutral

    This is a "SFI NEUTRAL FLEXPLATE" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This flex plate is for an INTERNAL balance.

    $169.00
10 of 10 Items