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4340 Steel 3.400 Stock Stroke Crankshaft
Product ID: 4340Crank3.400

Details 

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 SUPPORT 1000-1200 HP EASILY.  

This is a 2017 version, no knurl where the rear main seal sits!

Price: $650.00

4340 Steel 3.625 Stroker Crankshaft
Product ID: 4340Crank3.625

Details 

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 4140. THIS 4340 MATERIAL WILL SUPPORT 1000-1200 HP EASILY.  

This is a 2017 version, no knurl where the rear main seal sits!

Price: $675.00

Billet Main Caps
Product ID: BilletMainCaps

Details 

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.
Price: $189.00

Calico Camshaft Bearings
Product ID: CalicoCamshaftBearings

Details 

This is a set of "Calico Coated Clevite Camshaft Bearingsfor a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6
Price: $95.00

Calico Main Bearings
Product ID: CalicoMainBearings

Details 

This is a set of "Standard Calico Coated Clevite Main Bearingsfor a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6
Bearing Size Standard
Cut 10/10
Price: $95.00

Calico Rod Bearings
Product ID: CalicoRodBearings

Details 

This is a set of "Standard Calico Coated Clevite Rod Bearingsfor a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6.
Bearing Size Standard
Cut 10/10
Price: $70.00

Cork Oil Pan Gasket
Product ID: CorkOilPanGasket

Details 

This is a "Gn1Performance Cork .25" Thick Oil Pan Gasketfor a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. The gasket is a custom Gn1Performance product, The cork gasket is 1/4 of an inch think and is the best alternative to the other gaskets on the market. 
Price: $32.00

SFI FlexPlate External Balance
Product ID: FlexPlateExternalBalance

Details 

This is a "SFI 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 EXTERNAL balance.
Price: $169.00

ARP Head Studs
Product ID: StudsHeadARP

Details 

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.
Price: $135.00

ARP Main Studs
Product ID: StudsMainARP

Details 

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.
Price: $109.00

ARP THREAD SEALER
Product ID: THREADSEALERARP

Details 

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 effective from -30 to 550 degrees F, and have a sealant range of 10,000 psi.
Price: $16.00



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