Home / Shop / MSD Chevrolet Distributor O-Ring Kits 8494 Replacement Parts, Kits, Avanti, Buick, Cadillac, Checker, Chevy, Excalibur, GMC, Oldsmobile, Pontiac, Kit

MSD Chevrolet Distributor O-Ring Kits 8494 Replacement Parts, Kits, Avanti, Buick, Cadillac, Checker, Chevy, Excalibur, GMC, Oldsmobile, Pontiac, Kit

SKU: MSD8494

Distributor Replacement Parts

Msd Ignition

MSD Chevrolet Distributor O-Ring Kits 8494 Replacement Parts, Kits, Avanti, Buick, Cadillac, Checker, Chevy, Excalibur, GMC, Oldsmobile, Pontiac, Kit

SKU: MSD8494

Distributor Replacement Parts

IN STOCK! Est Ship 4-7 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.

We accept

Description

MSD Chevrolet distributor O-ring kits are designed to fit onto the lower shaft of the distributor, just above the gear. They are made of high-grade rubber and will keep the distributor shaft securely in place at operating rpm.

Part Type

O-Ring Kit Chevy Billet Distributors

Data: v4.2 - Upd: 2026-10-23 20:07:39

Specifications

Product Attributes - Brand: MSD Ignition
Product Attributes - Manufacturer's Part Number: 8494
Product Attributes - Part Type: Distributor Replacement Parts
Product Attributes - Product Line: MSD Chevrolet Distributor O-Ring Kits
Product Attributes - UPC: 085132084944
Product Attributes - Distributor Replacement Part Type: O-ring kit
Product Attributes - Quantity: Sold as a kit.

Reference Information

Brand Name/s	Msd Ignition
StreetFX SKU	msd8494
SFX Item ID	4974191
Supplier Item Code	4974191
Manufacturer SKU	8494
Manufacturer UPC	85132084944

Compatibility

Application Data

Universal	No
Make	GMC
Beginning Year	1980
Ending Year	1982
Engine Type	V8
Engine Size	4.4L/267
Engine Family	Chevy big block Mark IV
Application Notes	O-ring kit for all models equipped with MSD Street Pro Billet distributors.

Universal	No
Make	GMC
Beginning Year	1980
Ending Year	1982
Engine Type	V8
Engine Size	4.4L/267
Engine Family	Chevy big block Mark IV
Application Notes	O-ring kit for all models equipped with MSD Digital E-Curve Pro Billet distributors.

Universal	No
Make	GMC
Beginning Year	1980
Ending Year	1982
Engine Type	V8
Engine Size	4.4L/267
Engine Family	Chevy big block Mark IV
Application Notes	O-ring kit for all models equipped with MSD Pro Billet HEI distributors.

Universal	No
Make	GMC
Beginning Year	1980
Ending Year	1990
Engine Type	V8
Engine Size	7.4L/454
Engine Family	Chevy big block Mark IV
Application Notes	O-ring kit for all models equipped with MSD Pro Billet Ready To Run distributors.

Universal	No
Make	GMC
Beginning Year	1980
Ending Year	1979
Engine Type	V8
Engine Size	7.4L/454
Engine Family	Chevy big block Gen V
Application Notes	O-ring kit for all models equipped with MSD Pro Billet Tach Drive distributors.

Universal	No
Make	GMC
Beginning Year	1987
Ending Year	1979
Engine Type	V8
Engine Size	7.4L/454
Engine Family	Chevy big block Gen V
Application Notes	O-ring kit for all models equipped with MSD Pro Billet EFI Ready To Run distributors.

Universal	No
Make	GMC
Beginning Year	1987
Ending Year	1975
Engine Type	V8
Engine Size	6.6L/402
Engine Family	Chevy big block Gen V
Application Notes	O-ring kit for all models equipped with MSD Pro Billet EFI Ready To Run distributors.

Universal	No
Make	GMC
Beginning Year	1987
Ending Year	1995
Engine Type	V8
Engine Size	6.6L/402
Engine Family	Chevy big block Gen VI
Application Notes	O-ring kit for all models equipped with MSD Pro Billet EFI Ready To Run distributors.

Universal	No
Make	GMC
Beginning Year	1991
Ending Year	1995
Engine Type	V8
Engine Size	6.6L/402
Engine Family	Chevy big block Gen V
Application Notes	O-ring kit for all models equipped with MSD Digital E-Curve Pro Billet distributors.

Universal	No
Make	GMC
Beginning Year	1991
Ending Year	1995
Engine Type	V8
Engine Size	6.6L/402
Engine Family	Chevy big block Gen V
Application Notes	O-ring kit for all models equipped with MSD Pro Billet Ready To Run distributors.

Universal	No
Make	GMC
Beginning Year	1974
Ending Year	1995
Engine Type	V8
Engine Size	6.6L/402
Engine Family	Chevy big block Gen V
Application Notes	O-ring kit for all models equipped with MSD Pro Billet HEI distributors.

Universal	No
Make	GMC
Beginning Year	1974
Ending Year	1995
Engine Type	V8
Engine Size	6.6L/402
Engine Family	Chevy big block Gen V
Application Notes	O-ring kit for all models equipped with MSD Pro Billet Ready To Run distributors.

Universal	No
Make	GMC
Beginning Year	1974
Ending Year	1995
Engine Type	V8
Engine Size	6.6L/400
Engine Family	Chevy big block Gen V
Application Notes	O-ring kit for all models equipped with MSD Pro Billet Tach Drive distributors.

Universal	No
Make	GMC
Beginning Year	1974
Ending Year	1995
Engine Type	V8
Engine Size	6.6L/400
Engine Family	Chevy big block Gen V
Application Notes	O-ring kit for all models equipped with MSD Digital E-Curve Pro Billet distributors.

Universal	No
Make	GMC
Beginning Year	1974
Ending Year	1995
Engine Type	V8
Engine Size	7.4L/454
Engine Family	Chevy big block Gen V
Application Notes	O-ring kit for all models equipped with MSD Pro Billet HEI distributors.
Model	CORVETTE

Universal	No
Make	GMC
Beginning Year	1996
Ending Year	1980
Engine Type	V8
Engine Size	7.4L/454
Engine Family	Chevy big block Gen VI
Application Notes	O-ring kit for all models equipped with MSD Pro Billet Ready To Run distributors.
Model	CORVETTE

Universal	No
Make	GMC
Beginning Year	1996
Ending Year	1980
Engine Type	V8
Engine Size	7.4L/454
Engine Family	Chevy big block Gen VI
Application Notes	O-ring kit for all models equipped with MSD Pro Billet HEI distributors.
Model	CORVETTE

Universal	No
Make	GMC
Beginning Year	1996
Ending Year	1980
Engine Type	V8
Engine Size	7.4L/454
Engine Family	Chevy big block Gen VI
Application Notes	O-ring kit for all models equipped with MSD Pro Billet Ready To Run distributors.
Model	CORVETTE

Universal	No
Make	GMC
Beginning Year	1996
Ending Year	1996
Engine Type	V8
Engine Size	7.4L/454
Engine Family	Chevy big block Gen VI
Application Notes	O-ring kit for all models equipped with MSD Street Pro Billet distributors.
Model	CORVETTE

Universal	No
Make	GMC
Beginning Year	1996
Ending Year	1996
Engine Type	V8
Engine Size	7.4L/454
Engine Family	Chevy big block Gen VI
Application Notes	O-ring kit for all models equipped with MSD Pro Billet distributors.
Model	CORVETTE

Universal	No
Make	GMC
Beginning Year	1996
Ending Year	1996
Engine Type	V8
Engine Size	7.4L/454
Engine Family	Chevy big block Gen VI
Application Notes	O-ring kit for all models equipped with MSD Street Pro Billet distributors.

Universal	No
Make	OLDSMOBILE
Beginning Year	1977
Ending Year	1980
Engine Type	V8
Engine Size	5.4L/327
Engine Family	Chevy big block Mark IV
Application Notes	O-ring kit for all models equipped with MSD Digital E-Curve Pro Billet distributors.

Universal	No
Make	OLDSMOBILE
Beginning Year	1976
Ending Year	1980
Engine Type	V8
Engine Size	5.4L/327
Engine Family	Chevy big block Mark IV
Application Notes	O-ring kit for all models equipped with MSD Pro Billet HEI distributors.

Universal	No
Make	OLDSMOBILE
Beginning Year	1976
Ending Year	1996
Engine Type	V8
Engine Size	6.6L/402
Engine Family	Chevy big block Mark IV
Application Notes	O-ring kit for all models equipped with MSD Pro Billet Ready To Run distributors.

Universal	No
Make	OLDSMOBILE
Beginning Year	1980
Ending Year	1982
Engine Type	V8
Engine Size	4.4L/267
Engine Family	Chevy big block Mark IV
Application Notes	O-ring kit for all models equipped with MSD Pro Billet Tach Drive distributors.

Loading compatibility information...

Keep shopping

MSD Chevrolet Distributor O-Ring Kits 8494 Replacement Parts, Kits, Avanti, Buick, Cadillac, Checker, Chevy, Excalibur, GMC, Oldsmobile, Pontiac, Kit

MSD Chevrolet Distributor O-Ring Kits 8494 Replacement Parts, Kits, Avanti, Buick, Cadillac, Checker, Chevy, Excalibur, GMC, Oldsmobile, Pontiac, Kit

Description

Part Type

Specifications

Reference Information

Compatibility

More from Msd Ignition

40 amps MSD Relay Module 7566-4 Module, Four Channel, Amp, 7-20V, Each

MSD Pro-Billet Distributors 8589 Distributor, Pro-Billet, Magnetic Trigger, Mechanical Advance, Holden, Each

MSD Blaster OEM Replacement Coils 8269 Ignition Coils, Replacement, Red, for Hyundai, for Kia, Each

Ignition Control Module - Pro-Billet Distributor - MSD Distributors - Each

20 amps MSD Solid State Relay 89612 Relay, Fuel Pump, Amp, 12 V, Single Pole, Spade Terminal, Each

MSD Blaster 2 Ignition Coils 8202 Coil, 2, Canister, Round, Oil Filled, Red, 45,000 V, Each