OMC 0313228 313228 Stringer 400 800 Upper Unit Cover cap gear housing gearcase Intake Manifolds and the 42259-C have 5-holes

and the 42259-C have 5-holes would be applicable to the late 80's and early 90's V-Engine boats that use the 4" Y-pipe

if you're unsure

43-60245 Driveshaft Pinion Gear

but this is just the older brass counter-part) So if you're going to try this in a SX Drive

25hp 1951-1955

OMC 0313228 313228 Stringer 400 800 Upper Unit Cover cap gear housing gearcase Intake Manifolds and the 42259-C have 5-holesItem Details OMC Stringer Outdrive parts. Works with ALL OMC Stringer Lower unit Stern Drives From 1968 1985 i. e: 120hp 2. 5L 4cyl 140hp 3. 0L 4cyl 165hp 4. 1L 6cyl 170hp 3. 8L V6 4. 3L V6 5. 0L 305 5. 7L 350 Ford 190,225,235 & 245 etc Basically this style was used for almost all years of the Stringer outdrive Includes Cap 0313228 313228 Good Condition, silver paint Freshwater used parts Purchase with confidence!