• Sale!

    Pistons and piston Ring Set – Stock/Standard Size. Fits: TX/XS650’s 74-84

    Original price was: $129.00.Current price is: $79.95.
    Piston - Stock/Standard Size + piston pin & clips ( Kit Contains : 2 Cast pistons , 2  piston pins & clips  05-0013  + 2 sets of Piston Ring 05-0016) Piston Ring Set - Stock/Standard Size (for 1 piston) Fits: TX/XS650's 74-84 ( 447 & 533 type engines - 1974-84 ). OEM Ref.# 447-11610-00-00 Fits: 650's 1974-84 OEM Ref.# 447-11635-01-96 If you want to replace or go back to the stock 650cc piston, this is what you need. # 05-0013 Set
  • Out of stock
    Piston Pin - (20mm Dia.), OEM Ref.# 447-11633-00 Fits: 1974-84 XS/TX 650's Part #05-0014 $8.40 Ea.
  • Out of stock
    Piston Pin Clips (Pk./2) for 447 Pistons, ( 20mm. Piston Pin ) OEM Ref.# 93450-22027 Fits: 1974-84 XS/TX 650's Part #05-0015 $3.05 Ea.
  • Sale!

    Piston Ring Set – Stock/Standard Size

    Original price was: $25.20.Current price is: $16.95.
    Piston Ring Set - Stock/Standard Size (for 1 piston). OEM Ref.# 447-11610-00-00. Fits: TX/XS650's 74-84 (447 & 533 type engines) Note: 447 type Rings interchange with European 533 Rings but pistons do not. 447 rings do not interchange with original 256 rings used on 1970-73 models. If you want to go back to a stock 650cc piston, this is the ring set you will need. If you want to replace rings on an original stock size piston this is what you need. Part #05-0016 $25.20 Ea.
  • Sale!

    Piston 1st. Oversize

    Original price was: $45.45.Current price is: $29.95.
    Piston 1st. Oversize (0.25mm.) +Piston Pin & Clips. OEM Ref.#447-11635-01. Fits: 650's 1974-84 Note: Piston rings are not included in kit Part #05-0017 $ 45.45 Ea.
  • Sale!

    Piston 1st. Oversize Kit

    Original price was: $129.95.Current price is: $79.95.
    Piston 1st. Oversize ( 0.25mm.) 05-0017  + piston pin & clips - Fits: 650's 1974-84 OEM Ref.# 447-11635-01. Piston Ring Set ( 05-0018) - 1st. Oversize - 0.25mm. ( for 1 piston ) Fits: TX/XS650's 74-84 (447 & 533 type engines - 1974-84). OEM Ref.# 447-11636-01. Note: 447 type rings interchange with European 533 rings but pistons do not. 447 rings do not interchange with original 256 rings used on 1970-73 models. Kit includes: 2 Pistons 1st. Oversize ( 0.25mm.) 05-0017 + 2 pins + clips + Rings (2 set  05-0018 )
  • Sale!

    Piston Ring Set-1st. Oversize

    Original price was: $25.25.Current price is: $16.95.
    Piston Ring Set-1st. oversize-0.25mm. (for 1 Piston) OEM Ref.#447-11636-01. Fits: TX/XS650's 74-84 (447 & 533 type engines) Note: 447 type rings interchange with European 533 rings but pistons do not. 447 rings do not interchange with original 256 rings used on 1970-73 models. Part #05-0018 $25.25 Ea.
  • Sale!

    Piston 2nd. Oversize

    Original price was: $45.46.Current price is: $29.95.
    Piston 2nd. Oversize (0.50mm.) + Piston & Clips. OEM ref.#447-11636-02 Fits: 650's 1974-84  Note: Piston rings are not included in kit Part #05-0019 $45.46 Ea.
  • Sale!

    447 Piston – 2nd. oversize ( .50mm.) Kit

    Original price was: $129.95.Current price is: $79.95.
    Piston 2nd. Oversize ( 0.50mm.) + piston pin & clips - Fits: 650's 1974-84 OEM Ref.# 447-11636-01. Piston Ring Set - 2nd. Oversize - 0.50mm. ( for 1 piston ) Fits: TX/XS650's 74-84 ( 447 & 533 type engines - 1974-84 ). OEM Ref.# 447-11610-20. Note: 447 type rings interchange with European 533 rings but pistons do not. 447 rings do not interchange with original 256 rings used on 1970-73 models. Kit includes: 2 ( 2nd over size pistons  05-0019) + 2 pins + Clips + 2 Rings set ( 05-0020)
  • Sale!

    Piston Ring Set-2nd. Oversize

    Original price was: $25.20.Current price is: $19.95.
    Piston Ring Set-2nd. Oversize-0.50mm. (for 1 Piston). OEM Ref.#447-11610-20. Fits: TX/XS650's 74-84 (447&533 type engines) Note: 447 type rings interchange with European 533 rings but pistons do not. 447 rings do not interchange with original 256 rings used on 1970-73 models. Part #05-0020 $25.20 Ea.
  • Out of stock
    Piston 3rd. Oversize (0.75mm.) + Piston Pin & Clips. OEM Ref.# 447-11637-01. Fits: 650's 1974-84 Note: Piston rings are not included in the kit Part #05-0021 $25.46 Ea.
  • Sale!

    Piston Ring Set – 3rd Oversize

    Original price was: $20.20.Current price is: $16.95.
    Piston Ring Set - 3rd. Oversize - 0.75mm. (for 1 Piston). OEM Ref.# 447-11610-30. Fits: TX/XS650's 74-84 (447 & 533 type engines) Note: 447 type rings interchange with European 533 rings but pistons do not. 447 rings do not interchange with the original 256 rings used on 1970-73 models. Part #05-0022 $20.20 Ea.
  • Out of stock
    Piston 4th. Oversize (1.00mm.) + Piston Pin & Clips. OEM Ref.# 447-11638-01. Fits: 650's 1974-84 Note: Piston rings are not included in kit Part #05-0023 $45.46 Ea.
  • Sale!

    Piston Ring Set – 4th. Oversize

    Original price was: $25.20.Current price is: $16.95.
    Piston Ring Set - 4th. Oversize - 1.00mm. (for 1 Piston). OEM Ref.# 447-11610-40. Fits: TX/XS650's 74-84 (447 & 533 type engines) Note: 447 type rings interchange with European 533 rings but pistons do not. 447 rings do not interchange with original 256 rings used on 1970-73 models. Part #05-0024 $25.20 Ea.
  • Out of stock
    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.

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