• Tappet Cover Gasket (4 Hole) - One piece used on each engine. OEM Ref.#306-11198-00. Fits: All model XS650's from 1972-84 Note: Gasket can be used in place of O-Rings used on later models. Part #18-0672 $2.95
  • Tappet Cover Gasket (3 Hole), OEM Ref.# 256-11196-01. Three pieces used on each 1972-84 engine or 4 pieces on all 1970-71 engines. Note: Gasket can be used in place of O-Rings used on later models. Part #18-0673 $2.95
  • Left Hand Crankcase Cover Gasket. OEM Ref.# 256-15451-00. Fits: 1970-71 XS1/XS1b Only.   Part #18-0674 $6.95 Ea.
  • Headpipe Exhaust Gaskets (Pk./2) - Original Yamaha Type. OEM Ref.# 256/3GD-14613-00, 90430-38054. Fits: All 650's 1970-84.   Part #18-0675 $2.95 Pk./2
  • Out of stock
    Gasket - Cylinder Head - (77.5mm), OEM# 256-11181-01. Fits: XS1/XS1B 1970-71 Only! Part #18-0676 $24.95
  • Cam Chain Adjuster Cover (Early) Gasket. OEM Ref.# 256-12214-00. Fits: Type A & B Tensioners as used on XS1/XS1b/XS2/TX650 (1970-73) . Part #18-0677 $2.00
  • Base Gasket for Big Bore 750cc Cylinders (85mm. OD sleeve size). Stock type stud holes (dowel pins are used). Fits: Our #05-0750 Big Bore Kit. Part#18-0749 $10.95
  • Big Bore Cylinder Head Gasket (750cc. - 82mm.). Fits: Our XS Performance #05-0750 Big Bore Kits for 1974-84 447 type engines. Part# 18-0750 $32.95
  • Overhaul Gasket Kit for XS/TX 650's 1972-84 650cc. ( 75mm.) Contains: 18-0672 x 1, 18-0673 x 3, 18-0675 (1pr.),18-0750 x1, 18-0855 x 1, 18-0856 x1, 18-0857 x 1, 18-0858 x1, 18-0860 x1, 18-0862 x1, 18-0863 x2, 18-0864 x1, 18-0865 (1pr.), 18-0869 x1, Valve Stem Seals 01-0115 x 4, and 1 - 18-0851 Base Gasket   Note: Gasket Sets do NOT contain copper washers, engine oil seals, cylinder head sealing washers, tach drive or cam chain tensioner o-rings/gaskets. ( These are available separate - See listings below ).   Part #18-0752 $69.95/Set
  • Used stock 650 Cylinder Head - 447 type - Takeoff - sold as is - 45 in stock at this time in 20/20. Decent shape for rebuilding - 72-84 type. No Cam, Cam bearings Tappet Covers or Cam end caps included. Usually has Rocker Arms, Rocker Shafts, Valves and Valve Springs. Components Untested. Number matched top and bottom castings. Part #18-0753 $99.00
  • Base Gasket for Stock Bore (650cc.) Cylinders. Stock type stud holes (dowel pins are used). Fits: XS/TX 650's 1970-84 Part #18-0851 $8.95
  • Gasket - Cylinder Head. (77.0mm), OEM Ref.# 306-11181-00. Fits:1972-84 650's. Part #18-0852 $19.95
  • Big Bore (87mm.) Cylinder Head Gasket for extra large cylinders (approx. 860cc.). No dowel pins are used on these special large cylinders. 1972-84 type pattern. 10mm. stud holes. Special high quality gasket material. Part #18-0853 $34.95
  • Base Gasket for Big Bore (860cc) Cylinders (91mm. OD sleeve size). No dowel pins are used on these special large cylinders. 10mm stud holes. Fits: XS/TX's 1970-84 Part #18-0854 $10.95
  • Top End Engine O-Ring Set - 16pc. Kit Contains - 2pc. Cylinder Sleeve O-ring 1.9 x 81.5 # 93210-82153 + 4 pc. Rocker shaft cap O-ring 2.5 x 17 # 93210-17143 + 4pc. Valve - Guide O-Ring 1.5 x 14.5 # 93210-15151 + 4pc. Cylinder head cover insert O-Ring 1.8 x15 # 93210-12152 + 2 pc. Cylinder end cover housing O-Ring 2.3 x 45 # 93210-45150. Fits: All 1970-84 650's.   Part #18-0855 $12.00/Kit
  • Filter Element Cover Gasket - (For filter cover in clutch case). OEM Ref.# 256-15456-00. Fits: All 650's' Also used with XS #15-6504 Performance Oil Filter & cooler kit. Part #18-0856 $3.00

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