$20 Off $250 / $40 Off $500 / $80 Off $1,000 - Use Promo Code: DEALS

$20 Off $250 / $40 Off $500 / $80 Off $1,000
Use Promo Code: DEALS

It's the Season for Savings - Shop Holiday Deals Now!

PONTIAC 6.6L/400 Parts and Accessories

Individual Parts

Results 376 - 400 of 929

Throttle Pedal, Musclecar, Billet Aluminum, Graphite Powdercoated, Rubber Insert, GM A-Body, Kit

Part Number: CYM-MCP-A3-A

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Exhaust System, Crossmember Back w/H-Pipe 67-69 Split Rear Dual Exit 2.5 in Int Pipe & Tailpipe Hardware Incl Muffler & Tip Not Incl Pypes Exhaust

Part Number: PYE-SGF42

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Camshaft, Mechanical Roller Tappet, Advertised Duration 274/280, Lift .564/.570, Chevy, Small Block, Each

Part Number: CCA-12-770-8

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Torque Converters, Twister 3/4 Race, 1.703 in. Crank Pilot Diameter, 30-spline, 9.600 in. Diameter, TH350, 2,400 rpm Advertised Flash Stall, Each

Part Number: HAY-97-1B24Q

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Radiator and Fan Shroud Combo, Performance Fit, 3-Row, Aluminum, Polished, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: SUM-384000-KIT1

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

UMI BOLT IN COIL OVER KIT

Part Number: UPI-A224-450R

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 6, 2026 if ordered today

Headers, Street, Mid-Length, Steel, Silver Ceramic Coated, Buick, Chevy, Oldsmobile, Pontiac, Pair

Part Number: HED-68626

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Gear, Ring and Pinion, 5.14:1 Ratio, GM, 12-Bolt Car, 4 Series, Set

Part Number: RMG-79-0027-1

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Gear, Ring and Pinion, 3.73:1 Ratio, GM, 7.5 in., Set

Part Number: MGR-GM75-373

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

8 in. Booster, Chrome, Firewall Mount, Dual Bowl Master Cylinder, Aluminum, Chrome, Non-Adjustable Proportioning Valve, Disc/Disc, Kit

Part Number: LEB-PBKT1046

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Ring and Pinion Gears and Installation Kit, 8.5" GM 3.42 REAR R&P GEAR/ INSTALL KIT PACKAGE with AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12621

Not Yet Reviewed

Estimated Ship Date: Dec 10, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 10, 2025 if ordered today

Camshaft, Hydraulic Roller Tappet, Advertised Duration 291/311, Lift .522/.508, Pontiac, V-8, Kit

Part Number: CCA-51-601-11

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 2, 2026 if ordered today

This product may not be eligible for select promotional offers

Master Cylinder and Brake Booster Assembly, 1.000 in. Bore, 11.00 in. Booster Diameter, Chrome, Chevy, Kit

Part Number: RSD-J10035672

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 1, 2025 if ordered today

Disc Brake Conversion, GM, Passenger Car, Will Not Work with Staggered Shocks, Kit

Part Number: RSD-AFXDS01

4.0 out of 5 stars ( 12 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Brake Rotor and Pad Combo, Z26 Street Warrior, Front/Rear, Cross-drilled/Slotted Rotors, Zinc Dichromate Plated, Carbon Ceramic Pads, GM, Kit

Part Number: PWR-K15019DK-26

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Radiator, Performance, Aluminum, Polished, Downflow, 2 Row, Transmission Cooler, Heavy Duty, Pontiac, GTO, Each

Part Number: RAD-GPG38AS

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Powertrax Lock-Right Lockers GM 7.5 Inch 1930-LR

$35.00 Mail-In Rebate

Price after Manufacturer Rebate: $608.99

Rebate Expires: 12/31/2025

Get $35 back after rebate on this Powertrax Product! Go to https://www.richmondgear.com/rebate.pdf for details.

Get UP TO $55 back after rebate on select Powertrax Products! Go to https://www.richmondgear.com/rebate.pdf for details. Valid on purchases made between 11/1/25 and 12/31/25. Claims must be submitted within 30 days of purchase. Allow 6-8 weeks for processing. Valid in USA and Canada. Limit two qualifying purchases per household or address. This offer cannot be combined with other discounts or offers. Rebate intended for end consumer only.

Differential, Lock-Right, Locker, 26-Spline, GM, 7.5 in., Each

Part Number: PWT-1930-LR

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Today

  • $35.00 Mail-In Rebate

    Price after Manufacturer Rebate: $608.99

    Rebate Expires: 12/31/2025

    Get $35 back after rebate on this Powertrax Product! Go to https://www.richmondgear.com/rebate.pdf for details.

    Get UP TO $55 back after rebate on select Powertrax Products! Go to https://www.richmondgear.com/rebate.pdf for details. Valid on purchases made between 11/1/25 and 12/31/25. Claims must be submitted within 30 days of purchase. Allow 6-8 weeks for processing. Valid in USA and Canada. Limit two qualifying purchases per household or address. This offer cannot be combined with other discounts or offers. Rebate intended for end consumer only.

...Loading

Estimated Ship Date: Today

PAINTABLE COLUMN

Part Number: FLA-FR21027

Not Yet Reviewed

Estimated Ship Date: Nov 21, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 21, 2025 if ordered today

Coilover Kit, Front, Non-Adjustable, Steel, Polished Shocks, Black Powdercoated Springs, 500 lbs./in. Rate, Buick, Chevy, Oldsmobile, Pontiac, Pair

Part Number: HLI-785804

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 24, 2025 if ordered today

Powertrax Grip Pro Traction Systems GM 8.5 Inch GT201028

$40.00 Mail-In Rebate

Price after Manufacturer Rebate: $643.43

Rebate Expires: 12/31/2025

Get $40 back after rebate on this Powertrax Product! Go to https://www.richmondgear.com/rebate.pdf for details.

Get UP TO $55 back after rebate on select Powertrax Products! Go to https://www.richmondgear.com/rebate.pdf for details. Valid on purchases made between 11/1/25 and 12/31/25. Claims must be submitted within 30 days of purchase. Allow 6-8 weeks for processing. Valid in USA and Canada. Limit two qualifying purchases per household or address. This offer cannot be combined with other discounts or offers. Rebate intended for end consumer only.

Differential, Grip Pro Traction System, 28-Spline, GM 8.5 in., Each

Part Number: PWT-GT201028

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

  • $40.00 Mail-In Rebate

    Price after Manufacturer Rebate: $643.43

    Rebate Expires: 12/31/2025

    Get $40 back after rebate on this Powertrax Product! Go to https://www.richmondgear.com/rebate.pdf for details.

    Get UP TO $55 back after rebate on select Powertrax Products! Go to https://www.richmondgear.com/rebate.pdf for details. Valid on purchases made between 11/1/25 and 12/31/25. Claims must be submitted within 30 days of purchase. Allow 6-8 weeks for processing. Valid in USA and Canada. Limit two qualifying purchases per household or address. This offer cannot be combined with other discounts or offers. Rebate intended for end consumer only.

...Loading

Estimated Ship Date: Dec 1, 2025 if ordered today

Differential Carrier, Dura Grip Positraction, Clutch-type, 30-spline, Rear, GM 8.875 in. (12-bolt) Passenger Car, Each

Part Number: YGA-26013

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Sway Bars, Front and Rear, 4130 Chromoly, Black Powdercoated, Chevy, Olds, Buick, Pontiac, Kit

Part Number: QA1-52864

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Clutch Kit, Street, Organic, 1 1/8 in.- 10-Spline, 10.5 in. Diameter Disc, Buick, Chevy, Pontiac, Kit

Part Number: HAY-85-100

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 1, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 1, 2025 if ordered today

This product may not be eligible for select promotional offers

Radiator and Fan Shroud Combo, Performance Fit, 3-Row, Aluminum, Polished, Chevy, Pontiac, V8, Each

Part Number: SUM-384019-KIT1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Hydraulic Clutch Kit 1964 1967 GM A Body with Tremec TKO TKX

Part Number: IST-HGA1TKX

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 12, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 12, 2025 if ordered today

Modal Header

Call To Order

This is a custom order part. You can order this part by Contacting Us.