Elgin Industries has long been one of the transportation industry’s premier manufacturers of engine and chassis components. The company’s ultra-modern, fully-integrated manufacturing complex has earned QS 9000 status and a broad range of quality awards and certifications from such leading customers as General Motors, Ford Motor Company, Navistar, Federal-Mogul Corporation, Mack Trucks and Harley-Davidson. Chevrolet Marine 454 (7.4L) Stock Camshaft, Magnum Engine, Cast Iron, Replaces OEM #3906688. When used in 1965-66 applications, a 3/16" x 7/32" deep groove must be machined in the center of the rear cam journal.
Gm Products 427CID (7.0L) Gas Stock Camshaft, '66-69 All w/385, 390 Horse Power L-36. In order to use this cam in 1965-66 engines, a 3/16" wide by 7/64" deep oil groove must be machined in the center of the rear cam journal.
GM Products 396/400/402 Stock Camshaft, '65-70 All w/350, 360, 375 Horse Power L-34, L-78. In order to use this cam in 1965-66 engines, a 3/16" wide by 7/64" deep oil groove must be machined in the center of the rear cam journal.
GM Products 454CID (7.4L) Gas Stock Camshaft, '70-72 All w/360, 365, 390 Horse Power LS-5. In order to use this cam in 1965-66 engines, a 3/16" wide by 7/64" deep oil groove must be machined in the center of the rear cam journal.