20 of 20 Items
  • A Rotating Assembly Long Rod Stroker Kit A Rotating Assembly Long Rod Stroker Kit A Rotating Assembly Long Rod Stroker Kit A Rotating Assembly Long Rod Stroker Kit A Rotating Assembly Long Rod Stroker Kit

    A Rotating Assembly Long Rod Stroker Kit

    This is a GN1Performance "LONG ROD STROKER KIT" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. If your looking to be the bully on the track with your turbo 6, this is the kit for you. This kit comes with a...

    $2,399.00
  • A Rotating Assembly Stock Stroke Kit A Rotating Assembly Stock Stroke Kit A Rotating Assembly Stock Stroke Kit A Rotating Assembly Stock Stroke Kit A Rotating Assembly Stock Stroke Kit

    A Rotating Assembly Stock Stroke Kit

    This is a GN1Performance "STOCK STROKE KIT" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This kit comes with a 3.400 stock stroke crank, 5.970 h beam rods, and JE pistons. This kit is the the ultimate...

    $2,199.00
  • A Rotating Assembly Stroker Kit A Rotating Assembly Stroker Kit A Rotating Assembly Stroker Kit A Rotating Assembly Stroker Kit A Rotating Assembly Stroker Kit

    A Rotating Assembly Stroker Kit

    This is a GN1Performance "STROKER KIT" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6.The stroker kit you guys have been waitin for. This kit comes with a 3.625 stroker crank, GN1 5.970 h beam rods, and JE...

    $2,299.00
  • 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
  • Billet Aluminum Accessory Bracket Billet Aluminum Accessory Bracket Billet Aluminum Accessory Bracket

    Billet Aluminum Accessory Bracket

    This is a "Billet Aluminum Accessory Bracket" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. Great replacement for a broken original cast aluminum accessory bracket. Not only does this piece look amazing, it is built...

    $459.00
  • Billet Aluminum GN1 Belt Tensioner Billet Aluminum GN1 Belt Tensioner Billet Aluminum GN1 Belt Tensioner Billet Aluminum GN1 Belt Tensioner Billet Aluminum GN1 Belt Tensioner

    Billet Aluminum GN1 Belt Tensioner

    This is a "Billet Aluminum GN1 Belt Tensioner and pulley" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. Great replacement for a broken original cast aluminum Tensioner bracket. Not only does this piece look amazing,...

    $349.00
  • 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.

    $195.00
  • Calico Rod Bearings

    Calico Rod Bearings

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

    $165.00
  • 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
  • Intake Manifold Coolant Nipple Intake Manifold Coolant Nipple

    Intake Manifold Coolant Nipple

    This is a "Billet Aluminum Coolant Nipple" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This the nipple that connects the "S bypass hose" between the water pump and the manifold. It replaces the factory rusted out...

    $21.00
  • JE Stock Stroke Pistons JE Stock Stroke Pistons

    JE Stock Stroke Pistons

    This is a set of Stock stroke 3.400 JE Pistons for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. The overwhelming choice of the world’s fastest Buick engine builders. These pistons are engineered to produce...

    $1,099.00
  • JE Stroker Pistons JE Stroker Pistons

    JE Stroker Pistons

    This is a set of Stock stroke 3.625 JE Pistons for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. The overwhelming choice of the world’s fastest Buick engine builders. These pistons are engineered to produce...

    $1,199.00
  • Mahle Main Bearings

    Mahle Main Bearings

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

    $125.00
  • Oil Filter Adapter Oil Filter Adapter

    Oil Filter Adapter

    This is a "OIL FILTER ADAPTER" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. Replace your old clogged or damaged Oil Filter Adapter with this new direct replacement adapter. No gaskets are included.

    $59.00
  • Oil Pump Pickup And Screen

    Oil Pump Pickup And Screen

    This is a "OIL PUMP PICK UP AND SCREEN" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This is a replacement for the factory Oil Pick and is extremely important to replace, especially when building a...

    $32.00
  • Oil Splash Guard Pan Oil Splash Guard Pan Oil Splash Guard Pan Oil Splash Guard Pan Oil Splash Guard Pan

    Oil Splash Guard Pan

    This is a "GN1Performance Aluminum Oil Splash Guard" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This pan is designed to take the place of a valley pan gasket when running Fel-Pro 1200. This pan blocks...

    $65.00
  • Precision Oil Filter Relocation Kit

    Precision Oil Filter Relocation Kit

    This is a "PRECISION OIL FILTER RELOCATION KIT" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This kit includes a new WIX oil filter, the adapter housing, the filter relocation housing with mounting bracket, all the...

    $325.00
  • THREAD SEALER ARP

    THREAD SEALER ARP

    ARP Thread sealer. These PTFE based sealers have a rust and corrosion inhibitor. In aluminum, steel, stainless steel, and plastic, they deliver a flexible, leakproof seal against coolants, water, gasoline, natural gas, and LPG. These sealers will be...

    $16.00
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