1966 Buick Riviera Parts

TCI

PRO-X GM TH400 Transmission

Part Number: 890-212507PX1

Ships on 11/20/2026

Free shipping

^$9,111⁹⁵

MR GASKET

Push-On Breather Fits Valve Cover Openings with 1.22" Diameter

Part Number: 720-9810BP

^$12⁰³

MR GASKET

Push-On Breather Fits Valve Cover Openings with 1.22" Diameter

Part Number: 720-9810BP

^$12⁰³

CRAGAR

61C S/S Direct Drill Chrome Wheel Size: 15" x 8"

Part Number: 260-61C585042

^$346⁸⁷

CRAGAR

61C S/S Direct Drill Chrome Wheel Size: 15" x 8"

Part Number: 260-61C585042

^$346⁸⁷

TRANS GO

Reprogramming Kit TH400

Part Number: 887-400-1/2

^$95⁰¹$105.57

YOU SAVE

$10.56

TRANS GO

Reprogramming Kit TH400

Part Number: 887-400-1/2

^$95⁰¹ $105.57

YOU SAVE

$10.56

MOOG

Axle U-Joint

Part Number: 719-534G

^$25⁹⁹

MOOG

Axle U-Joint

Part Number: 719-534G

^$25⁹⁹

MALLORY

Mallory E-Spark Conversion Kit 8-Cylinder

Part Number: 650-61001M

^$169⁹⁵

MALLORY

Mallory E-Spark Conversion Kit 8-Cylinder

Part Number: 650-61001M

^$169⁹⁵

TCI

Transmission Thrust Washer Kit 1966-91 GM TH400

Part Number: 890-243600

^$47⁹⁵

TCI

Transmission Thrust Washer Kit 1966-91 GM TH400

Part Number: 890-243600

^$47⁹⁵

B&M

Shift Improver Kit 1965-1987 GM TH400/TH375/M40

Part Number: 130-20260

^$77¹⁵

B&M

Shift Improver Kit 1965-1987 GM TH400/TH375/M40

Part Number: 130-20260

^$77¹⁵

B&M

Tork Master 2000 Torque Converter 1965-1991 GM TH375, TH400 & TH425

Part Number: 130-20400

^$349⁹⁵

B&M

Tork Master 2000 Torque Converter 1965-1991 GM TH375, TH400 & TH425

Part Number: 130-20400

^$349⁹⁵

B&M

Nitrous Holeshot 3500 Torque Converter GM TH400, TH425, TH375, TH350, TH375B (not TH350C)

Part Number: 130-20484

^$675⁹⁵

B&M

Nitrous Holeshot 3500 Torque Converter GM TH400, TH425, TH375, TH350, TH375B (not TH350C)

Part Number: 130-20484

^$675⁹⁵

GATES

Oil Breather Cap for Select 1940-1968 Chevrolet, International and Other Makes

Part Number: 465-31064

^$14²⁵

GATES

Oil Breather Cap for Select 1940-1968 Chevrolet, International and Other Makes

Part Number: 465-31064

^$14²⁵

B&M

Holeshot 2400 Torque Converter 1965-1991 GM TH375/TH400/TH425

Part Number: 130-20412

^$584⁹⁵

B&M

Holeshot 2400 Torque Converter 1965-1991 GM TH375/TH400/TH425

Part Number: 130-20412

^$584⁹⁵

CRAGAR

Nomad I Wheel Size: 15" x 7"

Part Number: 260-3105750

^$93⁶⁵

CRAGAR

Nomad I Wheel Size: 15" x 7"

Part Number: 260-3105750

^$93⁶⁵

FAST

EZ-EFI Hand-Held Upgrade Kit

Part Number: 244-170633-06KIT

^$415⁹⁵

FAST

EZ-EFI Hand-Held Upgrade Kit

Part Number: 244-170633-06KIT

^$415⁹⁵

ACDELCO

15-20515 A/C Compressor Remanufactured

Part Number: 065-15-20515

^$298⁹⁹

ACDELCO

15-20515 A/C Compressor Remanufactured

Part Number: 065-15-20515

^$298⁹⁹

COKER TIRE

Coker Classic Wide Whitewall Bias Ply Tire 760-15 ( 4.9" x 28.70" - 15" )

Part Number: 257-59600

^$335⁰⁰

COKER TIRE

Coker Classic Wide Whitewall Bias Ply Tire 760-15 ( 4.9" x 28.70" - 15" )

Part Number: 257-59600

^$335⁰⁰

HAYS

Twister 3/4 Race Torque Converter

Part Number: 490-97-1D24Q

^$571⁹⁵

HAYS

Twister 3/4 Race Torque Converter

Part Number: 490-97-1D24Q

^$571⁹⁵

MCGARD

24130 Locking Lug Nuts, Chrome Cone Seat Style Thread Size: 1/2-20 Key Hex Size: Dual Includes 4 Lug Nuts & 1 Key

Part Number: 671-24130

^$22⁹⁹

MCGARD

24130 Locking Lug Nuts, Chrome Cone Seat Style Thread Size: 1/2-20 Key Hex Size: Dual Includes 4 Lug Nuts & 1 Key

Part Number: 671-24130

^$22⁹⁹

HURST

Installation Kit Muncie Transmissions 451/452/453

Part Number: 530-3738616

^$337⁹⁵

HURST

Installation Kit Muncie Transmissions 451/452/453

Part Number: 530-3738616

^$337⁹⁵

POWERMASTER

GM 12si-Style Alternator Natural

Part Number: 713-47293-104

^$189⁹⁹

POWERMASTER

GM 12si-Style Alternator Natural

Part Number: 713-47293-104

^$189⁹⁹

EDELBROCK

High Performance 180 Degree Thermostat

Part Number: 350-8607

^$29⁹⁵

Ships on 11/04/2026

EDELBROCK

High Performance 180 Degree Thermostat

Part Number: 350-8607

Ships on 11/04/2026

^$29⁹⁵

BLACK ROCK

Type 8 Series 997 Wheel Size: 15" x 7"

Part Number: 262-997575040

^$121²⁸

BLACK ROCK

Type 8 Series 997 Wheel Size: 15" x 7"

Part Number: 262-997575040

^$121²⁸

B&M

Speedometer Cable & Generator For GM Converter Lock-Up Control Kit 130-70244

Part Number: 130-70209

^$155⁹⁵

B&M

Speedometer Cable & Generator For GM Converter Lock-Up Control Kit 130-70244

Part Number: 130-70209

^$155⁹⁵

BORGESON

Self-Contained GM Saginaw Power Steering Pump Keyway Shaft

Part Number: 153-800310

^$174²²

BORGESON

Self-Contained GM Saginaw Power Steering Pump Keyway Shaft

Part Number: 153-800310