View our Specials! Coupon Code: SaveIn2026
Looking for aftermarket parts to modify or upgrade your 1978 GMC C35 with heads? At Tunersports.com we carry a huge selection of the top name brand performance head parts and accessories.
 IN STOCK - DROPSHIPS 60455The Edelbrock #60455 Performer RPM O-Port cylinder head is designed for Big-Block Chevy applications. The Edelbrock #60455 Performer RPM head is perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performance is needed. This cylinder head delivers great... Edelbrock Cylinder Head BBC Performer RPM Oval Port for Hydraulic Roller Cam Natural Finish (Ea) 1975-1978 GMC C35 Base / High Sierra / Sierra Classic / Sierra Grande $1,296.48 |
 IN STOCK - DROPSHIPS 60459The Edelbrock #60459 Performer RPM O-Port cylinder head is designed for Big-Block Chevy applications. The Edelbrock #60459 Performer RPM head is perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performance is needed. This cylinder head delivers great... Edelbrock Single Perf RPM 454-0 BBC O-Port Head Comp 1975-1978 GMC C35 Base / High Sierra / Sierra Classic / Sierra Grande $1,310.43 |
 OUT OF STOCK 2088Edelbrock part #2088 Performer Top End Kit is designed for 1957-86 Small-Block Chevy engines. This Top End Kit produced 363 HP & 405 TQ on a 350 c.i.d engine with 9.0:1 compression. The kit includes Performer EPS intake manifolds, E-Tec 170 cylinder heads, pushrods and Rollin' Thunder Hydraulic Roll... Edelbrock Power Pkg Top End Kit SBC 363 Hp 1975-1978 GMC C35 Base / High Sierra / Sierra Classic / Sierra Grande $5,011.95 |
 OUT OF STOCK 2095Edelbrock part #2095 Performer RPM Top End Kit is designed for 1965-95 Big-Block Chevy 396-454 V-8 engines. This Top End Kit produced 540 HP & 539 TQ on a 454 c.i.d engine with 9.6:1 compression. The kit delivers improved performance in street applications from 1,500 to 6,500 rpm range. The kit incl... Edelbrock Total Power Package Top End Kit for Chevrolet 396-454 Big-Block 1975-1978 GMC C35 Base / High Sierra $3,737.88 |