View our Specials! Coupon Code: SaveIn2026
Looking for aftermarket parts to modify or upgrade your 1990 Chevrolet K3500 with head gaskets? At Tunersports.com we carry a huge selection of the top name brand performance head gasket parts and accessories.
 SHIPS FROM MANUFACTURER C5434-120MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy Mark-IV GM Gen-V/VI BB 4.630in Bore .120in MLS Head Gasket 1988-1990 Chevrolet K3500 Cheyenne / Scottsdale / Silverado $235.73 |
 SHIPS FROM MANUFACTURER C5434-140MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet Mark-IV - GM Gen-V/VI Big Block V8 .140in MLS Cylinder Head Gasket - 4.630in Bore 1989-1990 Chevrolet K3500 Cheyenne / Scottsdale / Silverado $235.73 |
 SHIPS FROM MANUFACTURER C5642-031Fully cured nitrile butadiene rubber binder for maximum fluid resistance... Cometic Chrysler/Ford/GM .031in Fiber Fuel Pump Gasket 1988-1990 Chevrolet K3500 Scottsdale 1988-1998 Chevrolet K3500 Cheyenne $33.96 |
 SHIPS FROM MANUFACTURER C5816-027MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy BB Gen IV 396/402/427/454 H/G 4.320 inch Bore .027 inch MLS Head Gasket 1988-1990 Chevrolet K3500 Cheyenne / Scottsdale / Silverado $118.97 |
 SHIPS FROM MANUFACTURER c5816-030MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy BB Gen IV 396/402/427/454 H/G 4.320 inch Bore .030 inch MLS Head Gasket 1988-1990 Chevrolet K3500 Cheyenne / Scottsdale / Silverado $118.97 |
 SHIPS FROM MANUFACTURER C5816-036MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy BB Gen IV 396/402/427/454 H/G 4.320 inch Bore .036 inch MLS Head Gasket 1988-1990 Chevrolet K3500 Cheyenne / Scottsdale / Silverado $118.97 |
 SHIPS FROM MANUFACTURER C5816-040MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy BB Gen IV 396/402/427/454 H/G 4.320 inch Bore .040 inch MLS Head Gasket 1988-1990 Chevrolet K3500 Cheyenne / Scottsdale / Silverado $118.97 |
 SHIPS FROM MANUFACTURER C5816-045MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet Mark-IV Big Block V8 .045in MLS Cylinder Head Gasket - 4.320in Bore 1988-1990 Chevrolet K3500 Cheyenne / Scottsdale / Silverado $123.32 |
 SHIPS FROM MANUFACTURER C5816-051MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy BB Gen IV 396/402/427/454 H/G 4.320 inch Bore .051 inch MLS Head Gasket 1988-1990 Chevrolet K3500 Cheyenne / Scottsdale / Silverado $123.32 |
 SHIPS FROM MANUFACTURER C5816-056MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet Mark-IV Big Block V8 .056in MLS Cylinder Head Gasket - 4.320in Bore 1989-1990 Chevrolet K3500 Cheyenne / Scottsdale / Silverado $150.72 |
 SHIPS FROM MANUFACTURER C5816-060MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet Mark-IV Big Block V8 .060in MLS Cylinder 4.320in Bore Head Gasket 1988-1990 Chevrolet K3500 Cheyenne / Scottsdale / Silverado $150.72 |
 SHIPS FROM MANUFACTURER C5816-062MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy BB Gen IV 4.320in Bore .062 inch MLS-5 396/402/427/454 Head Gasket 1988-1990 Chevrolet K3500 Cheyenne / Scottsdale / Silverado $150.72 |
 SHIPS FROM MANUFACTURER C5816-066MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy BB Gen IV 396/402/427/454 H/G 4.320 inch Bore .066 inch MLS Head Gasket 1988-1990 Chevrolet K3500 Cheyenne / Scottsdale / Silverado $150.72 |
 SHIPS FROM MANUFACTURER C5816-070MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet Mark-IV Big Block V8 .070in MLS Cylinder Head Gasket - 4.320in Bore 1988-1990 Chevrolet K3500 Cheyenne / Scottsdale / Silverado $150.72 |
 SHIPS FROM MANUFACTURER C5816-075MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet Mark-IV Big Block V8 .075in MLS Cylinder Head Gasket - 4.320in Bore 1988-1990 Chevrolet K3500 Cheyenne / Scottsdale / Silverado $150.72 |
 SHIPS FROM MANUFACTURER C5816-080MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet Mark-IV Big Block V8 .080in MLS Cylinder 4.320in Bore Head Gasket 1988-1990 Chevrolet K3500 Cheyenne / Scottsdale / Silverado $160.71 |
 SHIPS FROM MANUFACTURER C5816-084MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet Mark-IV Big Block V8 .084in MLS Cylinder Head Gasket - 4.320in Bore 1988-1990 Chevrolet K3500 Cheyenne / Scottsdale / Silverado $160.71 |
 SHIPS FROM MANUFACTURER C5816-086MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet Mark-IV Big Block V8 .086in MLS Cylinder Head Gasket - 4.320in Bore 1988-1990 Chevrolet K3500 Cheyenne / Scottsdale / Silverado $160.71 |
 SHIPS FROM MANUFACTURER C5816-092MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet Mark-IV Big Block V8 .092in MLS Cylinder Head Gasket - 4.320in Bore 1988-1990 Chevrolet K3500 Cheyenne / Scottsdale / Silverado $160.71 |
 SHIPS FROM MANUFACTURER C5816-098MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy BB Gen IV 396/402/427/454 H/G 4.320 inch Bore .098 inch MLS Head Gasket 1988-1990 Chevrolet K3500 Cheyenne / Scottsdale / Silverado $160.71 |
 SHIPS FROM MANUFACTURER C5816-120MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet Mark-IV Big Block V8 .120in MLS Cylinder Head Gasket - 4.320in Bore 1988-1990 Chevrolet K3500 Cheyenne / Scottsdale / Silverado $235.73 |
 SHIPS FROM MANUFACTURER C5816-140MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet Mark-IV Big Block V8 .140in MLS Cylinder Head Gasket - 4.320in Bore 1988-1990 Chevrolet K3500 Cheyenne / Scottsdale / Silverado $235.73 |
 IN STOCK - DROPSHIPS 1178BSMAHLE(R) gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.... MAHLE Original Avanti II 69-65 Cylinder Head Gasket 1988-1992 Chevrolet K3500 Scottsdale 1988-1998 Chevrolet K3500 Cheyenne / Silverado $55.33 |
 IN STOCK - DROPSHIPS 1178SGMAHLE(R) gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.... MAHLE Original Avanti II 69-65 Performance Head Gasket 1988-1992 Chevrolet K3500 Scottsdale 1988-1998 Chevrolet K3500 Cheyenne / Silverado $75.96 |
 OUT OF STOCK 1178VCMAHLE(R) gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.... MAHLE Original Avanti II 69-65 Cylinder Head Gasket 1988-1992 Chevrolet K3500 Scottsdale 1988-1998 Chevrolet K3500 Cheyenne / Silverado $60.40 |