Mercruiser exhaust manifolds , risers and elbows Osco Manifolds and Risers Since 1932
THREE YEAR LIMITED WARRANTY
OSCO Motors Co. has been in the business of providing boaters with a high quality, reasonable cost alternative to original manufacturer's equipment. OSCO’s marine exhaust systems are made in the USA with pride. We deal directly with the most skilled iron foundries in the USA. All design, machining and processing is done at OSCO’s manufacturing facility in Hatfield, Pennsylvania
Mercruiser Ford Manifold Logstyle 302-351
Mercruiser Manifolds and Riser V-6
Mercruiser Manifolds GM 305-350 Logstyle Mod 198,228 & 898
Mercruiser Osco Manifolds V-8 Big Block 454 Model 330/340/7.4L
Mercruiser Osco Manifolds V-8 GM 305/350 model 200/228/230/898
Osco ME153-LR Mercruiser Four Cylinder 153 cu.in. Early Models 110/120 -Carb Mounts Inline With Mani
Osco ME153-LS Mercruiser Four Cylinder 153 cu.in. Early Models 110/120-Carb Mounts across Manifold
Osco ME153-LR Mercruiser Four Cylinder 153 cu.in. Early Models 110/120 -Carb Mounts Inline With Manifold
Osco 181 cu in 4cyl, Cylinder Head Adapter Plate Kit
Mercruiser 4 Cylinder 224 cu.in. 3.7 Liter-Models 165,170,180, & 190
Mercruiser GM In-Line Six Cylinder 250 cu.in-Model 160 Manifold
Manifold Assembly. Fits 250 cu.in. GM Mercruiser 165 Osco in-line six cylinder engines