Featuring all the parts needed to effectively rebuild an outboard powerhead in one convenient package, our powerhead rebuild kits offer a combination of cast WSM Pistons complete with Japanese rings, pins, and clips, the highest quality gaskets available, and the necessary crank bearings, rod bearings, and rod bolts. These kits are available with Standard-Size Pistons or .010/.015/.020/.030/.040 Oversize Pistons, so please specify when placing an order.

This rebuild kit is designed for use with Mercury & Mariner 135/150/175 HP DFI 2.5L Optimax. The kit includes the following:

Six Pistons [Complete with rings, pins, and clips]

One Gasket Kit [Including 1 Base Gasket, Carb Gaskets, Reed Block Gasket, Manifold Gasket, Lower End Cap O-Ring, Thermostat Gaskets, Upper/Lower End Cap Oil Seal, Upper Seal, and Lower Seal]

Main Bearings [One Inline Upper, Two Center, and One Lower]

Rod Bearings [Six Upper and Six Lower]

Twelve Rod Bolts

This item is eligible for Free Shipping to locations in the Lower 48. Increased fees will apply for Alaska, Hawaii, other US Territories, and International Shipping. If you have any questions or you wish to place an order, please send us an eBay message. Our shop is open from 9AM-4PM CST Monday-Friday. We will respond to your eBay messages as soon as we can during business hours.. To ensure that the proper product is ordered, it will be helpful to have your motor's model number available.

'Please send any questions or communication through eBay messages and we will try to respond as soon as possible. You can message us by clicking “Contact Seller” in the Seller Information section of this listing. Please see eBay policy regarding buyer/seller communication: (https://www.ebay.com/help/policies/payment-policies/offers-buy-sell-outside-ebay-policy?id=4272). Communication through eBay will also keep a paper trail of anything agreed to between buyer and seller. eBay messages will include the listing information for us so we can pull an item from our warehouse easily and answer your question in a more timely manner.