The Enginetech OC350 is a one-piece molded rubber gasket for the oil pan-to-block sealing interface on 1985-2002 Chevrolet/GMC/Cadillac/Buick 4.3L-5.7L 265ci-350ci V8 engines. The gasket provides a precision-molded sealing profile matched to the factory oil pan footprint, for oil-pan-only service or as a replacement during a lower-end rebuild.
| Brand | Enginetech |
| Part Number | OC350 |
| Type | Oil Pan Gasket (One-Piece Molded) |
| Engine | 4.3L-5.7L 265ci-350ci V8 |
| Country of Origin | IN |
| UPC | 707473098410 |
| Weight | 0.6 lb |
Fitment: Confirmed for 1985-2002 Blazer, Brougham, C10, C10 Suburban, C1500, C1500 Suburban and 71 additional applications with the 4.3L-5.7L 265ci-350ci V8 engine.
Quantity: Sold as one gasket/set. One per engine.
About Enginetech Oil Pan Gaskets: Enginetech oil pan gaskets provide precision-molded sealing for the oil pan-to-block interface - the highest-pressure and most vibration-exposed sealing surface on the engine. Each gasket is cut or molded from materials matched to the OEM specification: one-piece molded rubber on most modern applications, with profiles that replace early multi-piece cork/rubber designs where noted. Enginetech's part-number consolidation covers a wide range of engine families and block-casting variations with fewer SKUs, delivering OEM-match fitment without the catalog complexity.
WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or reproductive harm.
