CAT Valve Guide | Part # 173-7188 Valve Guide Valve guides are cylindrical pieces of metal, pressed into cylinder heads, with the valves reciprocating within Attributes: Cat parts are manufactured to precise specifications and are built for durability, reliability, productivity, less environmental impact, and reuse SPECIFICATIONS Efficiency Rating: Standard Efficiency Primary vs Secondary: Primary Seal Type: Radial Seal COMPATIBLE MODELS Earthmoving Compactor 836 Generator SR500 Wheel-Type Loader 988B 980F 992D 992C 980C 980F II 990 988F II 990 II 988F Engine - Generator Set 3412C 3408B 3406B 3412 PM3412 3516B 3406C 3408 3408C Engine - Truck 3406C 3406B 3408B 3408 Petroleum Products 3412E Off-Highway Truck 769D 773D 771D 769C 69D 773E 772B 773B 771C 775D 775E 775B Engine - Industrial 3412 3406B 3408 SCT673 SPS342 3408E 3412E 3408B SPT342 3412C 3408C Road Reclaimer RR-250 SM-350 RM-350 SS-250 Cold Planer PR-1000 PM-565 PM-565B PR-1000C PR-450C Motor Grader 16H NA 24H 16G Wheel Dozer 844 834B 814B Underground Articulated Truck AD45 AE40 AE40 II AD40 Excavator 5110B 375-A 375-A L Pipelayer 589 578 Marine Products 3408B 3412 3412C 3408 3408C 3412E C32 3412D 3406B C30 Wheel Tractor-Scraper 627F 627E 623F 631D 657E 623E 637E 621E 631G 631E 621F 633E II 633D 637D 651E 637G 639D Track-Type Tractor D9R D10N D9N D10R D9L D8R D8L