Enginetech C350-1

Enginetech C350-1 is a full overhaul gasket set for classic GM V8 engines with a two-piece rear main seal. The package is intended for complete engine sealing during a rebuild or reassembly.

Application / fitment

The set covers selected GM 4.6 / 283, 4.9 / 302, 5.0 / 307, 5.4 / 327, and 5.7 / 350 engines used in Chevrolet, GMC, and related GM applications from 1957-1985. It is intended for blocks with a two-piece rear main seal and traditional four-piece oil-pan gasket.

• engines: GM 283, 302, 307, 327, and 350
• application years: 1957-1985, depending on vehicle and engine version
• rear main seal: two-piece design
• valve-stem seals: OE-style O-ring
• oil-pan gasket: four-piece configuration
• fuel system: selected Rochester-carbureted applications

Confirm rear-main-seal design, dipstick location, oil-pan and cylinder-head construction, and intake-manifold type before installation. The set is not intended for later blocks using a one-piece rear main seal.

Technical information

• part type: full engine gasket set
• contents: head, intake, exhaust, valve-cover, oil-pan, front-cover, water-pump, and rebuild sealing components
• rear main seal: included
• valve-stem seals: included
• timing-cover gaskets: included
• sale unit: 1 complete set