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Looking for aftermarket parts to modify or upgrade your 1978 GMC C25 with camshafts? At Tunersports.com we carry a huge selection of the top name brand performance camshaft parts and accessories.
 IN STOCK - DROPSHIPS 11-410-8An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts. Ideal for use with higher compression ratio engines that need to bleed off compression, the magnum se... COMP Cams Camshaft CB 260H-R10 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $522.95 |
 IN STOCK - DROPSHIPS 11-411-8BBC - 1965-66 396 c.i.d. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order. WARNING: Camshaft Opt... COMP Cams Camshaft CB Nx279HR-13 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $586.45 |
 IN STOCK - DROPSHIPS 11-412-8BBC - 1965-66 396 c.i.d. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order.... COMP Cams Camshaft CB 266H-R12 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $522.95 |
 IN STOCK - DROPSHIPS 11-413-8Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts, the Xtreme Energy grind family offers gains i... COMP Cams Camshaft CB XR264HR-10 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $586.45 |
 IN STOCK - DROPSHIPS 11-414-8BBC - 1965-66 396 c.i.d. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order. WARNING: Camshaft Opt... COMP Cams Camshaft CB Nx298HR-13 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $586.45 |
 OUT OF STOCK 11-420-8BBC - 1965-66 396 c.i. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order.... COMP Cams Camshaft CB 270H-R10 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $586.45 |
 IN STOCK - LOW 11-422-8Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts, the Xtreme Energy grind family offers gains i... COMP Cams Camshaft CB XR270HR-10 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $586.45 |
 IN STOCK - DROPSHIPS 11-423-8BBC - 1965-66 396 c.i.d. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order.... COMP Cams Camshaft CB XR276HR-10 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $586.45 |
 IN STOCK - DROPSHIPS 11-430-8BBC - 1965-66 396 c.i. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a camshaft with the oiling groove, please call us at 1-800-999-0853 or ... COMP Cams Camshaft CB 280H-R10 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $586.45 |
 IN STOCK - DROPSHIPS 11-432-8Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts, the Xtreme Energy grind family offers gains i... COMP Cams Camshaft CB XR282HR-10 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $586.45 |
 IN STOCK - DROPSHIPS 11-433-8BBC - 1965-66 396 c.i.d. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order.... COMP Cams Camshaft CB XR288HR-10 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $586.45 |
 IN STOCK - DROPSHIPS 11-443-8BBC - 1965-66 396 c.i.d. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order.... COMP Cams Camshaft CB XR294HR-10 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $586.45 |
 IN STOCK - DROPSHIPS 11-444-8Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts, the Xtreme Energy grind family offers gains i... COMP Cams Camshaft CB XR300HR-10 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $586.45 |
 IN STOCK - DROPSHIPS 11-445-8BBC - 1965-66 396 c.i.d. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order.... COMP Cams Camshaft CB XM 270HR-12 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $586.45 |
 IN STOCK - DROPSHIPS 11-450-8BBC - 1965-66 396 c.i. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a camshaft with the oiling groove, please call us at 1-800-999-0853 or ... COMP Cams Camshaft CB 290H-R10 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $586.45 |
 OUT OF STOCK 11-451-8BBC - 1965-66 396 c.i.d. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order.... COMP Cams Camshaft CB XM 284HR-12 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $586.45 |
 IN STOCK - DROPSHIPS 11-456-8BBC - 1965-66 396 c.i.d. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order. WARNING: Camshaft Opt... COMP Cams Camshaft CB XM 296HR-12 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $586.45 |
 IN STOCK - DROPSHIPS 11-460-8BBC - 1965-66 396 c.i. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a camshaft with the oiling groove, please call us at 1-800-999-0853 or ... COMP Cams Camshaft CB 304H-R10 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $586.45 |
 IN STOCK - DROPSHIPS 11-461-8BBC - 1965-66 396 c.i.d. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order. WARNING: Camshaft Opt... COMP Cams Camshaft CB XM 308HR-12 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $586.45 |
 IN STOCK - DROPSHIPS 11-470-8BBC - 1965-66 396 c.i. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a camshaft with the oiling groove, please call us at 1-800-999-0853 or ... COMP Cams Camshaft CB 314H-R10 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $586.45 |
 SHIPS FROM MANUFACTURER 11-550-5COMP Cams Camshaft CB 270B-10 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $328.42 |
 IN STOCK - DROPSHIPS 11-551-5BBC - 1965-66 396 c.i.d. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order.... COMP Cams Camshaft CB 280S-10 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $325.96 |
 OUT OF STOCK 11-556-4BBC - 1965-66 396 c.i.d. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order.... COMP Cams Camshaft CB Nx 262H-13 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $311.32 |
 IN STOCK - DROPSHIPS 11-560-4BBC - 1965-66 396 c.i.d. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order.... COMP Cams Camshaft CB Nx 268H-13 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $311.32 |
 IN STOCK - DROPSHIPS 11-568-4BBC - 1965-66 396 c.i.d. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order.... COMP Cams Camshaft CB Nx 284H-13 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $311.32 |