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 Cottons Performance Center
 105 Walnut St.
 Agawam, MA 01001
 Ph:  (413) 789-0531
 Fx:  (413) 789-0401
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Home » MAIN PARTS LISTING -- CLICK HERE » New Products

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BMS Header Flanges
Product ID: ENG178

Details 

Set of Cotton's stainless steel header flanges specific to the Buick Motorsports Heads
Price: $195.00

Outer Tie Rod End
Product ID: ES2033RL

Details 

Spohn precision outer tie rod ends feature CNC machined threads, forged and heat treated alloy steel housings, chrome moly studs and high durometer rubber dust boots. Since Spohn precision tie rod ends are greasable, friction is reduced, and contaminants are flushed out. Our CNC machined threads provide for a precision fit unlike our competitor's mass produced pieces with rolled threads.

Note: Sold individually - Qty. 2 required
Price: $21.95

Inner Tie Rod End
Product ID: ES2034RL

Details 

Spohn precision inner tie rod ends feature CNC machined threads, forged and heat treated alloy steel housings, chrome moly studs and high durometer rubber dust boots. Since Spohn precision tie rod ends are greasable, friction is reduced, and contaminants are flushed out. Our CNC machined threads provide for a precision fit unlike our competitor's mass produced pieces with rolled threads.

Note: Sold individually - Qty. 2 required
Price: $21.95

GN1 Intercooler "Super Extreme" Front Mount
Product ID: FMIC_SE

Details 

This is a GN1Performance "SUPER EXTREME FRONT MOUNT INTERCOOLER" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This SUPER EXTREME model is a custom hand built aluminum front mount intercooler that has a bar and plate core .This intercooler comes complete with all the aluminum pipes and hardware needed to put on your car today! The dimensions of this intercoolers core are 27x17x3.5 Tube sizes are all 3 inches in diameter and are mandrel bent aluminum pipes.

* Please specify when purchasing what size throttle body and what size your turbo outlet is so we can provide you with the correct hoses.
Price: $699.00

Front Upper Spring Isolators
Product ID: FSI-8292F

Details 

Replacing your front springs? Why not replace those torn up front upper spring isolators while you're at it with a pair of these brand new isolators.
Price: $22.95

Aluminum Pulley Set
Product ID: GN1-APS4

Details 

This is a GN1Performance "4 PIECE BILLET ALUMINUM PULLEY SET" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. These pulleys are CNC machined with a high polished finish. The kit includes the crank pulley, water pump pulley, power steering pulley, and last but not least the alternator pulley. Not only do these pulleys look very nice, but they are also extremely light weight!
Price: $339.00

Aluminum Pulley set
Product ID: GN1-APS6

Details 

This is a GN1Performance "6 PIECE BILLET ALUMINUM PULLEY SET" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. These pulleys are CNC machined with a high polished finish. The kit includes the crank pulley, water pump pulley, power steering pulley, tensioner pulley, alt fan, and last but not least the alternator pulley. Not only do these pulleys look very nice, but they are also extremely light weight!
Price: $399.00

Aluminum Stock Up Pipe Replacement
Product ID: GN1-SUP

Details 

This is a GN1Performance "Stock Replacement Up Pipe" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This item is a great upgrade from the factory steel throttle body up pipe. It is polished 2.5" aluminum pipe and also comes with (2) 2.5 hoses and (4) heavy duty T-bolt clamps.

Price: $89.00

Front Upper Ball Joint
Product ID: K5208

Details 

Build Specifications:

Forged and heat treated alloy steel housing
Extreme-duty chrome moly stud
High durometer rubber dust sealing boots
Powder metallurgy ball bowl 
Silver zinc plated housing for durability and great appearance
Entire assembly is CNC machined and heat treated for precision tolerances and extreme durability
Includes all required mounting hardware

Note: Priced each - (2 Required)

Price: $29.95

Front Lower Ball Joint
Product ID: K6145T

Details 

Build Specifications:

Forged and heat treated alloy steel housing
Extreme-duty chrome moly stud
High durometer rubber dust sealing boots
Powder metallurgy ball bowl 
Gear hobbed housing provides for super strong grip when pressed in
Entire assembly is CNC machined and heat treated for precision tolerances and extreme durability

Note: Priced each - (2 Required)
Price: $25.95

Idler Arm
Product ID: K6187T

Details 

Replace the worn out idler arm on your 1978-1987 G-Body car with aSpohn precision idler arm.Our precision idler arm is designed as an OEM replacement for your stock unit.

Spohn precision idler arms feature CNC machined forged and heat treated alloy steel housings, chrome moly studs and high durometer rubber dust boots. Since Spohn precision idler arms are greasable, steering friction is reduced, and contaminants are flushed out.
Price: $39.95

Polyurethane Front Upper A-Arm Bushings
Product ID: Poly-UAGS

Details 

Polyurethane front upper a-arm bushings with shells.

Note: Qty. 1 of this item supplies you with all four a-arm bushings.
Price: $49.95

Precision Stock Appearing CEA Turbos
Product ID: PTB-TA

Details 

These new models feature PTE's unique, CEA (Competition Engineered Aerodynamics) machined forged aluminum compressor wheels and HP Technology turbine wheels. In addition, these new turbochargers will have the Stock Appearing TA style compressor cover, for a true stealthy and stock appearance. They are available with standard journal bearings, or our latest Air Cooled Dual Ball Bearing cartridge. With regards to your oil feed line, oil drain line, heat shield and downpipe. These turbochargers will also be available with your choice of a Precision Buick 3-bolt style turbine housing in .63 or .85 A/R. They are designed to work with a Standard Duty wastegate actuator or a Heavy Duty wastegate actuator that bolts to a stock turbo.

 

Indicate option of JB (journal bearing) or BB (ball bearing)

Price: $0.00

AN & NPT Fittings and Hose
Product ID: RH

Details 

We carry them ALL! Whether you're setting up a custom fuel system, routing transmission cooler lines, or mocking-up an engine oil catch-can, we've got the fittings and hose you need now at an even more affordable price!

TOO MANY TO LIST!!! CALL FOR PRICING 

Price: $0.00

 
Product ID: S1P
STAGE 1 Package
 

This package includes:

  • Turbonetic's 60-1 57 ball-bearing turbo
  • Adjustable Wastegate Actuator
  • Manual Boost Controller
  • 65lb Injectors (high impedance)
  • TurboTweak V5.7 Chip
  • AlkyControl Methanol Injection Kit (fuel not included)
  • 3 bar MAP sensor
  • 3" TA Performance Downpipe & Y-Pipe
  • Pro Torque 12" Lock-up Torque Converter

All packages can be modified to fit your needs.

Price: $3,379.95

 
Product ID: S2P
STAGE 2 Package
 

This package includes:

  • Turbonetic's 61 62 ball-bearing turbo
  • Adjustable Wastegate Actuator
  • Manual Boost Controller
  • Champion CNC Ported Iron Heads
  • T&D Roller Rockers
  • TA Valve Covers w/ K&N Breathers
  • ARP Head Bolts
  • CompCams Roller Cam Kit w/ pushrods
  • 65lb Injectors (high impedance)
  • TurboTweak V5.7 ECU Chip
  • AlkyControl Methanol Injection Kit (fuel not included)
  • 3 bar MAP sensor
  • 3" TA Performance Downpipe & Y-Pipe
  • Precision Stretch Stock Location Intercooler
  • PTC 10" Lock-up Torque Converter

All packages can be modified to fit your needs.

Price: $8,074.77

 
Product ID: S3P
STAGE 3 Package
 

This package includes:

  • Turbonetic's 64 65 HPC ball-bearing turbo
  • Adjustable Wastegate Actuator
  • Manual Boost Controller
  • FAST XFI ECU
  • Champion GN1 Aluminum Heads
  • Scorpion Roller Rockers
  • ARP Head Studs
  • TA Valve Covers w/ K&N Breathers
  • CompCams Roller Cam Kit w/ pushrods
  • 72lb Injectors (low impedance)
  • AlkyControl Methanol Injection Kit (fuel not included)
  • 3 bar MAP sensor
  • 3" TA Performance Downpipe & Y-Pipe
  • GN1 Front Mount Intercooler
  • PTC 10" Lock-up Torque Converter

All packages can be modified to fit your needs.

Price: $9,747.74

Spherical Front Sway Bar End Links (Pair)
Product ID: SEL-19-416

Details 

Our spherical front sway bar end links connect to your front lower a-arm with a chrome plated self-lubricating Teflon® lined chrome moly spherical joint that provides a bind-free connection for maximum handling performance.
Price: $79.00

V6 Stage 1 SI Aluminum Cylinder Heads - ASSEMBLED
Product ID: TA_V3850_SI-A

Details 

TA’s V6 Stage 1 Street Intimidator (SI) series heads requires the least investment in order to upgrade to aluminum heads. Provides considerable performance gain right out of the box or can be upgraded and ported for more serious combinations. These heads are Plug-n-Play with stock rockers, as well as your current Intake, Exhaust and Valve Covers, etc.

Intake Manifold: TA, Stock, BGC
Exhaust Manifold/Headers: Stock
Rocker Assembly: Stock, TA V1309SI Series
Head Stud Kit: TA 1133A (8 bolt) TA 1133B (14 bolt)
Power Potential: Will support up to 1000 HP
Valves Int./Exh: 1.940 / 1.600
CFM (base) Int./Exh: 211 / 166 .500” Lift
CFM (max) Int./Exh: 247 / 195 @ .550” Lift
Chamber CC’s: 46
Runner CC’s Int/Exh: 156 / 72
Price: $1,799.95

Valve Spring Removal Tool
Product ID: VST

Details 

The best accomodation for removing and exchanging your valve springs while the heads are mounted on the motor. Works with stock heads or any aftermarket head with shaft mounted rockers.

Comes with detailed instructions and tips
Price: $44.95

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Jack Cotton's 8.90 @ 154MPH 1986 Buick
 T-Type