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Looking for aftermarket parts to modify or upgrade your 1978 GMC C15 with bearings? At Tunersports.com we carry a huge selection of the top name brand performance bearing parts and accessories.
 IN STOCK - DROPSHIPS SH1355SClevite Oldsmobile 260 307 350 403 Gas & Diesel V8 1977-90 Camshaft Bearing Set 1978-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande / Street Coupe $65.92 |
 IN STOCK - DROPSHIPS SH2144SClevite Chevrolet V8 366-396-402-427-454-496-502 1967-2007 Performance Aux. Cam Bearing Set 1976-1978 GMC C15 Base 1977-1978 GMC C15 Heavy Half $107.53 |
 IN STOCK - DROPSHIPS SH616SClevite Chevrolet Pass & Trk 366 396 402 427 454 502 V8 1967-94 Camshaft Bearing Set 1976-1978 GMC C15 Base 1977-1978 GMC C15 Heavy Half $67.90 |
OUT OF STOCK SH718SClevite Chevrolet Pass & Trk 250 292 6 Cyl 1971-90 Camshaft Bearing Set 1975-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande 1977-1978 GMC C15 Heavy Half 1978-1978 GMC C15 Street Coupe $61.79 |
 IN STOCK - DROPSHIPS CB684P(8)Ideal for rebuilding engines where more demanding use is anticipated, such as heavy duty, motorsports, or street performance. As it is the most versatile replacement engine bearing, P-Series is suitable for most OE applications. Due to the increased load capacity of the TriMetal design, it is a suit... Clevite Olds V8 260-307-350-403 1964-90 Con Rod Bearing Set 1978-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande / Street Coupe $119.85 |
OUT OF STOCK CB684P10(8)Ideal for rebuilding engines where more demanding use is anticipated, such as heavy duty, motorsports, or street performance. As it is the most versatile replacement engine bearing, P-Series is suitable for most OE applications. Due to the increased load capacity of the TriMetal design, it is a suit... Clevite Olds V8 260-307-350-403 1964-90 Con Rod Bearing Set 1978-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande / Street Coupe $114.15 |
IN STOCK - DROPSHIPS CB684P20(8)Ideal for rebuilding engines where more demanding use is anticipated, such as heavy duty, motorsports, or street performance. As it is the most versatile replacement engine bearing, P-Series is suitable for most OE applications. Due to the increased load capacity of the TriMetal design, it is a suit... Clevite Olds V8 260-307-350-403 1964-90 Con Rod Bearing Set 1978-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande / Street Coupe $123.46 |
 IN STOCK - DROPSHIPS MS1038HClevite GMC Pass & Trk 400 6.6L 1970-80 Main Bearing Set 1978-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande / Street Coupe $128.87 |
OUT OF STOCK MS1038H1Clevite GMC Pass & Trk 400 6.6L 1970-80 Main Bearing Set 1978-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande / Street Coupe $123.33 |
OUT OF STOCK MS1038H10Clevite GMC Pass & Trk 400 6.6L 1970-80 Main Bearing Set 1978-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande / Street Coupe $140.68 |
IN STOCK - DROPSHIPS MS1038H9Clevite Chevrolet V8 400 1970-1980 Main Bearing Set 1978-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande / Street Coupe $114.75 |
OUT OF STOCK MS1038HCClevite H-Series performance bearings have a medium level of eccentricity, high crush, and a hardened steel back and thin overlay. These bearings are made without flash plating for better seating. Use H-Series bearings with crankshafts that have oversize fillets and where engines run in the medium... Clevite Chevrolet Pass & Trk 400 V8 1970-80 Main Bearing Set 1978-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande / Street Coupe $181.03 |
IN STOCK - DROPSHIPS MS1038HC10Clevite H-Series performance bearings have a medium level of eccentricity, high crush, and a hardened steel back and thin overlay. These bearings are made without flash plating for better seating. Use H-Series bearings with crankshafts that have oversize fillets and where engines run in the medium... Clevite Tri Armor GMC Pass & Trk 400 6.6L 1970-80 Main Bearing Set 1978-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande / Street Coupe $176.09 |
 IN STOCK - DROPSHIPS MS1038HXClevite Tri Armor GMC Pass & Trk 400 6.6L 1970-80 Main Bearing Set 1978-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande / Street Coupe $136.43 |
OUT OF STOCK MS1038HXCClevite H-Series performance bearings have a medium level of eccentricity, high crush, and a hardened steel back and thin overlay. These bearings are made without flash plating for better seating. Use H-Series bearings with crankshafts that have oversize fillets and where engines run in the medium... Clevite Chevy V8 400 1970-80 Main Bearing Set 1978-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande / Street Coupe $188.62 |
 IN STOCK - DROPSHIPS MS1038PClevite Tri Armor GMC Pass & Trk 400 6.6L 1970-80 Main Bearing Set 1978-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande / Street Coupe $129.76 |
IN STOCK - DROPSHIPS MS1038P10Clevite Chevrolet Pass & Trk 400 V8 1970-80 Main Bearing Set 1978-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande / Street Coupe $126.10 |
OUT OF STOCK MS1038P20Clevite Main Bearing Set 1978-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande / Street Coupe $133.51 |
SHIPS FROM MANUFACTURER MS1038P30Clevite Main Bearing Set 1978-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande / Street Coupe $139.10 |
 OUT OF STOCK MS1564PClevite Chevrolet Pass & Trk 400 H/P V8 1970-80 Main Bearing Set 1978-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande / Street Coupe $357.05 |
 IN STOCK - DROPSHIPS MS617PClevite Caterpillar 3406 3408 3412 Main Bearing Set 1975-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande 1977-1978 GMC C15 Heavy Half 1978-1978 GMC C15 Street Coupe $152.05 |
IN STOCK - LOW MS617P10Clevite Chevrolet Pass & Trk 194 230 250 292 6 Cyl 1962-90 Main Bearing Set 1975-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande 1977-1978 GMC C15 Heavy Half 1978-1978 GMC C15 Street Coupe $130.01 |
OUT OF STOCK MS617P20Clevite Main Bearing Set 1975-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande 1977-1978 GMC C15 Heavy Half 1978-1978 GMC C15 Street Coupe $149.11 |
IN STOCK - DROPSHIPS MS617P30Clevite Main Bearing Set 1975-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande 1977-1978 GMC C15 Heavy Half 1978-1978 GMC C15 Street Coupe $152.05 |
 IN STOCK - DROPSHIPS MS804HClevite Oldsmobile V8 400-425-455 1965-1976 Main Bearing Set 1978-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande / Street Coupe $212.99 |