DNJ EK3125M Master Engine Rebuild Kit For 1993 Chevrolet GMC Astro 4.3L OHV 12v. Manufactured to meet or exceed OEM Specifications. Note: w/ 5/8 Inlet Oil Pump w/ Engines w/ balance Shaft w/ "T" On Block. Pistons and Piston Rings Set Size Options. 040 = 1.00 mm.Main Bearings Set Size Options. Rod Bearings Set Size Options. Fitment Note: 2.0x2.0x4.8. IMPORTANT NOTE ABOUT THIS ITEM. Please let us know if you need Oversizes or Standard sizes at CHECKOUT or send us a MESSAGE immediately, we will check for availability and let you know if we have the size you need, otherwise we will send you Standard sizes. Please refer to the images for an accurate description of the parts included in this listing. Powered by Solid Commerce The All-in-One Listing, Inventory & Order Management Solution. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Engines & Engine Parts\Engine Rebuild Kits". The seller is "partsology-store" and is located in this country: US. This item can be shipped worldwide.