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Looking for aftermarket parts to modify or upgrade your 1990 GMC C2500 with gasket kits? At Tunersports.com we carry a huge selection of the top name brand performance gasket kit parts and accessories.
 SHIPS FROM MANUFACTURER PRO1004BCometic Street Pro Kits are geared toward the street rider who is looking to purchase a kit with all necessary gaskets and seals needed for your rebuild.... Cometic Street Pro GM 1987-92 350ci w/TPI 1989-93 350ci w/TBI & ZZ4 Bottom End Gasket Kit 1988-1993 GMC C2500 Sierra / Sierra SLE / Sierra SLX $97.48 |
 SHIPS FROM MANUFACTURER PRO1004TCometic Street Pro Kits are geared toward the street rider who is looking to purchase a kit with all necessary gaskets and seals needed for your rebuild.... Cometic Street Pro GM 1987-92 350ci w/TPI 1989-93 350ci w/TBI 4.100 Top End Gasket Kit 1988-1993 GMC C2500 Sierra / Sierra SLE / Sierra SLX $274.00 |
 SHIPS FROM MANUFACTURER PRO1006BCometic Street Pro Kits are geared toward the street rider who is looking to purchase a kit with all necessary gaskets and seals needed for your rebuild.... Cometic Street Pro GM 1985-93 262ci 4.3L V6 Bottom End Gasket Kit 1988-1993 GMC C2500 Sierra / Sierra SLE / Sierra SLX $86.55 |
 SHIPS FROM MANUFACTURER PRO1006TCometic Street Pro Kits are geared toward the street rider who is looking to purchase a kit with all necessary gaskets and seals needed for your rebuild.... Cometic Street Pro GM 1985-93 262ci 4.3L V6 4.120 Top End Gasket Kit 1988-1993 GMC C2500 Sierra / Sierra SLE / Sierra SLX $196.00 |
 SHIPS FROM MANUFACTURER C5574-018A chemically blown, compounded, nitrile synthetic rubber bonded to an aluminum core... Cometic GM/Ford/Chrysler/Dodge .018in AFM Thermostat Housing Gasket 1988-1995 GMC C2500 Sierra SLE $32.93 |
 SHIPS FROM MANUFACTURER C15282Cometic Chevy Gen1/2 Small Block V8-4.3L Gen1 90 Deg V6-Gen-3 Inline 6-153 4 Cyl Timing Cover Seal 1988-1993 GMC C2500 Sierra / Sierra SLX 1988-1995 GMC C2500 Sierra SLE $42.90 |
 SHIPS FROM MANUFACTURER C5051Cometic Chevy 4.3L Gen1 90 Deg V6-1975-1995 Gen1 SB V8 Timing Cover Gasket Kit-w/ Thick Front Seal 1988-1993 GMC C2500 Sierra / Sierra SLX 1988-1995 GMC C2500 Sierra SLE $47.31 |
 SHIPS FROM MANUFACTURER PRO1004T-4060-062MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy 305/350 Gen1 SB V8 Top End Gskt Kit-4.060in Bore-.062in MLS Cyl Head Gskt-w/ TPI/TBI 1988-1993 GMC C2500 Sierra / Sierra SLE / Sierra SLX $407.51 |
 SHIPS FROM MANUFACTURER C5299-032A chemically blown, compounded, nitrile synthetic rubber bonded to an aluminum core... Cometic Chevrolet 4.3L 90 Degree V6 Gen-1 Small .032in AFM Block V8 Water Pump Mounting Gasket 1988-1993 GMC C2500 Sierra / Sierra SLX 1988-1995 GMC C2500 Sierra SLE $32.49 |
 SHIPS FROM MANUFACTURER C5299-060A chemically blown, compounded, nitrile synthetic rubber bonded to an aluminum core... Cometic Chevrolet 4.3L 90 Degree V6 Gen-1 Small .060in AFM Block V8 Water Pump Mounting Gasket 1988-1993 GMC C2500 Sierra / Sierra SLX 1988-1995 GMC C2500 Sierra SLE $32.49 |
 SHIPS FROM MANUFACTURER C5299AFMA chemically blown, compounded, nitrile synthetic rubber bonded to an aluminum core... Cometic Chevy 4.3L 90 Degree V6 Gen-1 Small .060in AFM Block V8 Water Pump Mounting Gasket - 2 Pack 1988-1993 GMC C2500 Sierra / Sierra SLX 1988-1995 GMC C2500 Sierra SLE $37.51 |
 SHIPS FROM MANUFACTURER CP5299Fully cured nitrile butadiene rubber binder for maximum fluid resistance... Cometic Chevy Gen-1 Small Block V8 .031in Fiber Water Pump Mounting Gasket - 20 Pack 1988-1993 GMC C2500 Sierra / Sierra SLX 1988-1995 GMC C2500 Sierra SLE $56.34 |
 OUT OF STOCK 3866Edelbrock part #3866 replacement runner to base gaskets for Edelbrock #3865 & #3870 intake manifolds are made to our high standards of quality and performance. They're the same high quality gaskets that we supply with our intakes, heads, carbs and other components. Top quality Edelbrock gaskets ensu... Edelbrock T P I Runner Gskt Set 1988-1991 GMC C2500 Sierra / Sierra SLE / Sierra SLX $118.84 |
 IN STOCK - DROPSHIPS 7209Edelbrock part #7209 Intake Gaskets for 1985-1995, Chevy V6 200-229-262 (3.8 and 4.3L) allow for optimum flow and performance. Any gasket can create a seal, but a good gasket can do it with less clamping force, and for a longer period of time. The new MP-2N Micropore technology does not use solvents... Edelbrock Gasket Intake Chevy90 V6 1988-1993 GMC C2500 Sierra / Sierra SLX 1988-1995 GMC C2500 Sierra SLE $78.67 |