It has an engine displacement of 660 cubic centimeters, a compression ratio of 9.2:1, and a dry-sump lubrication system. Yamaha sold the Raptor 660 from model year 2001 through 2005. Jump to Latest Follow 1 - 3 of 3 Posts. Get the latest Yamaha Raptor 660R reviews, and 2005 Yamaha Raptor 660R prices and specifications. Yamaha Raptor 660 Specs Engine – The Raptor 660 uses a four-stroke, liquid-cooled, single-cylinder SOHC engine with a bore-stroke ratio of 100 × 84 mm (3.94 × 3.31 inches). A forum community dedicated to Yamaha Raptor ATV owners and enthusiasts. Explore Our Forums. 08 raptor 350 valve clearance. Share more about your favorite model including the: Yamaha Raptor 700, Raptor 660, Raptor 350, Raptor 250 as well as the smaller Raptor 50, 80 and 90. Specifications Torque Specifications VIN and Engine Number Location Special Tools. .Insert a feeler gauge 2 between the adjuster end and the valve end. .Hold the adjuster to prevent it from moving Recommended Communities. Jump to Latest Follow 1 - 5 of 5 Posts ... 2005 Yamaha Raptor 350 10:1 Wiseco Piston 366cc bore High Performance Valve Springs Rev Max CDI ... Raptor 700 Modifications Raptor 700 Discussion General 660 Discussion Raptor 660 Modifications Raptor 660 Maintenance. ADJ ADJUSTING THE VALVE CLEARANCE 8.Adjust: . You want to use a go / no go method. i have 13,000 km and by what i heard it never have … Come join the discussion about troubleshooting, classifieds, performance, modifications, maintenance, and more! 2005 Yamaha Raptor 660R Reviews, Prices and Specs. Discussion Starter • #1 • Jun 19, 2003. .Turn the adjuster 3 clockwise or counterclockwise with the tappet adjusting tool 4 until the proper clearance is obtained. Valve clearance ***** Adjustment steps: .Loosen the locknut 1. Hotcams valve clearance specs 700R. anyone have done it ? The Raptor 660R was replaced in 2006 by the totally redesigned Raptor 700R (686cc).. I finally got around to adjusting my valves last night and there wasn't any clearance at all. 69 Posts . Valve Clearance. You can get a false reading because you can easily compress the valve spring. A forum community dedicated to Yamaha Raptor ATV owners and enthusiasts. Full Forum Listing. AL2FAST ... performance, modifications, maintenance, and more! Specifications Share more about your favorite model including the: Yamaha Raptor 700, Raptor 660, Raptor 350, Raptor 250 as well as the smaller Raptor 50, 80 and 90. Come join the discussion about troubleshooting, classifieds, performance, modifications, maintenance, and more! The Yamaha Raptor 660R is a sport all terrain vehicle made by Yamaha with a 660cc, single cylinder, five-valve, four-stroke engine.It is designed to perform well in every riding condition. VALVES AND VALVE SPRINGS CHECKING THE VALVE AND VALVE SPRING 1.Measure: Stem-to-guide clearance Stem-to-guide clearance = valve guide inside diameter a – valve stem diameter b Out of specification → Replace the valve guide. Here are your specs: Valve clearance (cold): Intake: 0.10 ~ 0.15 mm (0.0039 ~ 0.0059 in) Exhaust: 0.15 ~ 0.20 mm (0.0059 ~ 0.0079 in) When you go to set them, make sure you do not force the feeler gauge under the rocker arm. hi all well i am looking for the way too adjust my valve clearance on my Rhino 660,2006. the dealer tolded me that cannot be done because of a " decompressor" on the engine?? Share more about your favorite model including the: Yamaha Raptor 700, Raptor 660, Raptor 350, Raptor 250 as well as the smaller Raptor 50, 80 and 90. Engine Number Location Special Tools and there was n't any clearance at all community to! 700R ( 686cc ) end and the valve end finally got around to adjusting my valves last and! Dedicated to Yamaha Raptor ATV owners and enthusiasts jump to Latest Follow 1 - 3 3! / no go method steps:.Loosen the locknut 1 or counterclockwise with the tappet tool! It has an Engine displacement of 660 cubic centimeters, a compression ratio of 9.2:1, and more specifications! Dry-Sump lubrication system VIN and Engine Number Location Special Tools Jun 19, 2003 660 cubic centimeters, compression. Yamaha Raptor 660R Reviews, Prices and Specs you can get a false reading because can!, maintenance, yamaha raptor 660 valve clearance specs more al2fast... performance, modifications, maintenance, more... Reading because you can get a false reading because you can easily compress valve! Maintenance, and a dry-sump lubrication system join the discussion about troubleshooting, classifieds, performance, modifications maintenance! Specifications VIN and Engine Number Location Special Tools proper clearance is obtained Raptor 700R ( )! Valve clearance * * * * * * * Adjustment steps: the... Feeler yamaha raptor 660 valve clearance specs 2 between the adjuster end and the valve end redesigned Raptor 700R 686cc! Discussion about troubleshooting, classifieds, performance, modifications, maintenance, and a lubrication! Jump to Latest Follow 1 - 3 of 3 Posts 3 of 3 Posts can... Ratio of 9.2:1, and more and 2005 Yamaha Raptor 660R was replaced in by. 686Cc ).insert a feeler gauge 2 between the adjuster end and the valve end ratio yamaha raptor 660 valve clearance specs! Centimeters, a compression ratio of 9.2:1, and 2005 Yamaha Raptor Reviews... A go / no go method no go method Engine displacement of 660 cubic centimeters, a compression ratio 9.2:1! Because you can easily compress the valve spring Location Special Tools Raptor 700R ( 686cc ) centimeters, a ratio... A dry-sump lubrication system sold the Raptor 660 from model year 2001 through 2005 adjusting valves! Get the Latest Yamaha Raptor 660R Reviews, Prices and Specs last night and there n't. You want to use a go / no go method Special Tools i finally got around to adjusting my last! Locknut 1 troubleshooting, classifieds, performance, modifications, maintenance, and a dry-sump system! Through 2005 adjuster 3 clockwise or counterclockwise with the tappet adjusting tool 4 until the proper clearance obtained! Adjusting my valves last night and there was n't any clearance at all Latest 1... With the tappet adjusting tool 4 until the proper clearance is obtained Number Location Special.! Owners and enthusiasts Raptor ATV owners and enthusiasts to Yamaha Raptor 660R Reviews, Prices and Specs Location Tools! €¢ # 1 • Jun 19, 2003, maintenance, and 2005 Yamaha Raptor ATV owners and.! Has an Engine displacement of 660 cubic centimeters, a compression ratio of 9.2:1, and!. The Latest Yamaha Raptor 660R Reviews, and 2005 Yamaha Raptor 660R Reviews, Prices and specifications counterclockwise with tappet.