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  • Valve Stem Seals (Pk/4). Use these with Our New #05-0025 XS Performance Cam (Also Web Cams) and matching XS Performance Valve Spring Sets. Seals are 0.85mm shorter than our #01-0114 stem seals and this provides additional seal to valve cap clearance needed when using higher lift cams. Fits: All 650's 1970-84 Part #01-0115 $14.64 Ea.
  • Used Advance/Breaker Housing. 2 Used on each Engine. Fits: All 650's 1970-84. Part # 01-9011 $8.00 Ea.
  • Out of stock
    Camshaft Seals (Pk./2). Made in Japan. Fits 1970 thru 1984 Yamaha XS650. The dimensions of the seal are SDD 25-40-7. Triple Lip Fits: XS1/XS2 70-72, TX650/A 73-74, XS650 75-78, XS650 Special 78-84 Part #01-9016 $14.95 Ea.
  • Valve Guide - Intake - Standard Size for 1970-84 XS/TX650's. Part #01-9087 $10.90 Ea.
  • Valve Guide - Exhaust - Standard size for 1970-84 TX/XS650's Part #01-9088 $10.90 Ea.
  • Valve Collets (Keepers), (Pk./2) for Intake or Exhaust Valve, OEM # 341-12118-00. Fits: XS1/XS1B/XS2/TX650/XS650 1970-83. Part #01-9093 $5.00 Ea.
  • Tappet adjuster Screw and nut - 2pc.Set. Hex Socket type for easier  adjustments . 4 sets used per engine. Fits: 1970-74 Part #01-9095 $4.60 Ea.
  • Camshaft Bearing - B16005 (Special C4 Clearance). 4 used per engine. Fits: All XS/TX650's 1970-84. Made in Japan by original supplier. Part #05-0007 $12.50 Ea.
  • New XS Performance Street Cam - 447 Type - Can only be used with Pamco ignition with electronic advance as cam has no finished advance rod hole. Should be used with performance Valve springs and new rocker arms are recommended. Part #05-0025 $99.00 Ea.
  • Out of stock
    - Grind 59a - Increased Torque thru entire RPM range. Easy bolt on power for the XS. Web Cam Grind 59a - Valve Lift .395 Duration 290 Degree, 1970-73 650 Yamaha. Use Cam with a performance Valve Spring Kit. Available for immediate delivery @ 199.00 Each Return a good Cam core and we refund you $50.00 - Why Wait ! Includes a $50.00 refundable core charge ). Part #05-0026 $249.00 Ea.
  • Out of stock
    Grind 59a - Increased Torque thru entire RPM range. Easy bolt on power for the XS. Web Cam Grind 59a - Valve Lift .395 Duration 290 Degree, 1974-84 650 Yamaha. Use Cam with a performance Valve Spring Kit. Available for immediate delivery @ 199.00 Each Return a good Cam core and we refund you $50.00 - Why Wait ! ( Includes a $50.00 refundable core Charge ). Part #05-0027 $249.00 Ea.
  • Shim for Valve Spring Seat - Original part used on cylinder head under the valve spring. Steel shim must be in place on head (often missing!) 1pc. fits below each valve spring assembly. Four required per engine. Fits 70-84. Part #05-0028 $3.80 Ea.
  • Performance Valve Spring Set (8 pc) with steel caps (4 pc). Special Valve caps provide maximum Cap to stem seal clearance. For use with the XS Performance #05-0025 Cam or Web cams or to replace original stock spring & cap sets. Fits: XS/TX650's 1970-84 Part #05-0029 $72.40 Ea.
  • Camshaft Internal Metal Bush for Advance Rod. 2 Used per camshaft on 1970-79 models (Points Ignitions) and also required if using Boyer ignitions. Fits inside cam in center (one each side). Note: These Bushings are usually missing from 1980-84's. Part #05-0032 $5.95 Ea.
  • Out of stock
    Camshaft Internal Metal Labrinth Seal (Bushing) for Advance Rod. 2 used per camshaft on 1970-79 models (Points ignitions) and also required if using Boyer Ignitions. Fits inside of camshaft and flush with ends (one each side).Note: These are usually missing from 1980-84's. Interchangeable with part #05-0034 Needle Bearing. . OEM Ref.# 256-11155-00. Part #05-0033 $4.90 Ea.
  • Out of stock
    Camshaft Internal Cam Needle Bearing - (Upgrade/replacement for #05-0033). Mounts flush with cam ends. Fits: All 650's 1970-84 Part #05-0034 $7.95 Ea.
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