Check the listing for details. Peterbilt / Kenworth High Temp Polyurethane Engine Mount Kit M501 05-08968. Condition: New. Listed at 99.98 USD. This high-quality engine mount kit is designed for Peterbilt and Kenworth commercial trucks. It is manufactured by Atro and comes with cross-references to several parts including M17804, M17804UB, 329-144U, D004, D326, D4, and DT1415. The manufacturer part number is MM75-62003-HT. The kit is made of high-temperature polyurethane, ensuring durability and longevity. It is ideal for replacing worn-out or damaged engine mounts, and it fits perfectly into the specified trucks. This engine mount kit is a great investment for commercial truck owners who need reliable and long-lasting parts to keep their trucks on the road. Includes Kit Components(4) PL1070-HT Engine Mount(4) Snubber Washer(4) Bolt - 5/8"-18UNFx4", Flanged, Grade 8(4) Lock Nut, 5/8"(8) Washer 5/8"