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| Best Seller  | Sierra International Complete Upper Gear Housing w/ 21-18 Ratio For OMC 2.5L/3.0L/5.0L 18-4805 Sierra International Complete Upper Gear Housing w/ 21-18 Ratio For OMC 2.5L/3.0L/5.0L 18-4805. 5L (1986-1989) 3.0L (1986-1993) and 5.0L (1989-1993) I/O engines. The gear housing features a 21:18 ratio. It is interchangeable with OMC Stern Drive 983885... ... more | FREE shipping go to store |
 | Sierra International Upper Unit Gear Repair Kit 1.98-1 1.91-1 & 2.40-1 Ratio 18-2363 Sierra International Upper Unit Gear Repair Kit 1.98-1 1.91-1 & 2.40-1 Ratio 18-2363. It features 1.98:1 1.94:1 and 2.40:1 ratios. The kit contains: (1) Sierra 18-2820 Outdrive Gasket (1) Sierra 18-2840 Bell Housing Gasket (1) Sierra 18-2743 Outdrive... ... more | FREE shipping go to store |
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