Tappet Cover O-Ring - Made in Japan by original supplier (Ars). Sold Each. Fibre gaskets can be used on all 650's, these O-Rings can be used only on engines with the O-ring groove in the tappet cover cap.

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 some later models.

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 some later models.

Left Hand Crankcase Cover Gasket. OEM Ref.# 256-15451-00. Fits: 1970-71 XS1/XS1b Only

Headpipe Exhaust Gaskets (Pk./2) - Original Yamaha Type. OEM Ref.# 256/3GD-14613-00, 90430-38054. Fits: All 650's 1970-84

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) 650's

Premium Base Gasket for Big Bore 750cc Cylinders (85mm OD sleeve size). Stock type stud holes (dowel pins are used). Chemically treated gasket material makes improved seal. Fits: Our #05-0750 Big Bore Kit. Note: No gasket cement to be used on this material.

Big Bore Cylinder Head Gasket (750cc. - 82mm). Superior Quality by Athena. Fits: Our XS Performance #05-0750 Big Bore Kits for 1974-84 447 type engines.

Base Gasket for Stock Bore (650cc) Cylinders. Stock type stud holes (dowel pins are used). Special chemically treated gasket material makes improved seal. (no gasket cement to be used on this material). Fits: XS/TX 650's 1972-84 Note: No gasket cement to be used on this material.

Gasket - Cylinder Head. (77.0mm), OEM Ref.# 306-11181-00. Fits: 1972-84 650's

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.

Base Gasket for Big Bore (860cc) Cylinders (91mm OD sleeve size). No dowel pins are used on these special large cylinders. 10mm stud holes. Special chemically treated gasket material makes improved seal. Fits: XS/TX's 1970-84 No gasket cement to be used on this material

Top End Engine O-Ring Set - 16pc. (included in our Athena gasket sets). Made in Italy by Athena. 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

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.

Filter Element Base Gasket. Fits under clutch case filter element. OEM Ref.# 256-13445-00. Fits: All 650's 1970-84 Also used with XS #15-6504 Performance Oil Filter & cooler kit.