Pro X - Engine & Transmission

$82.99 Pro X Piston Assembl - 53.95mm Bore 4296C
Manufacturer: Pro X
Dennis Kirk Part #: 131035SC
Pro X Piston Assembl - 53.95mm Bore: Manufacturer part # 4296C - The smart alternative to costly engine repairs. Cast from a high-silicone content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. OEM replacements. Available in standard and oversizes. Pro X rings are exact OEM replacements and can be interchange with stock part. B, C, D and E extend the life of expensive plated cylinders. Pistons supplied in a kit includes rings, wrist pins, and circlips. NOTE: This is a fractional oversize piston of .0008 inch. It is intended for slightly worn cylinders, please be sure this is what you need before ordering. The following is the meaning of the letters next to Dennis Kirk Part Number: S is Standard. SB is +.0004 in.. SC is +.0008 in.. SD is +.0012 in.. SE is +.0016 in... 4296C
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Pro X - Engine & Transmission

$82.99 Pro X Piston Assembl - 53.95mm Bore 7215B
Manufacturer: Pro X
Dennis Kirk Part #: 131046SB
Pro X Piston Assembl - 53.95mm Bore: Manufacturer part # 7215B - The smart alternative to costly engine repairs. Cast from a high-silicone content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. OEM replacements. Available in standard and oversizes. Pro X rings are exact OEM replacements and can be interchange with stock part. B, C, D and E extend the life of expensive plated cylinders. Pistons supplied in a kit includes rings, wrist pins, and circlips. NOTE: This is a fractional oversize piston of .0004 inch. It is intended for slightly worn cylinders, please be sure this is what you need before ordering. The following is the meaning of the letters next to Dennis Kirk Part Number: S is Standard. SB is +.0004 in.. SC is +.0008 in.. SD is +.0012 in.. SE is +.0016 in... 7215B
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Pro X - Engine & Transmission

$108.99 Pro X Piston Assembly - 100.25mm Bore 4672
Manufacturer: Pro X
Dennis Kirk Part #: 1311732
Pro X Piston Assembly - 100.25mm Bore: Manufacturer part # 4672 - The smart alternative to costly engine repairs. Cast from a high-silicone content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. OEM replacements. Available in standard and oversizes. Pro X rings are exact OEM replacements and can be interchange with stock part. B, C, D and E extend the life of expensive plated cylinders. Pistons supplied in a kit includes rings, wrist pins, and circlips. HOW TO ORDER: The last number of the Dennis Kirk Part # represent the following: S is Standard. 1 is +.010 in. (.25mm). 2 is +.020 in. (.50mm). 3 is +.030 in. (.75mm). 4 is +.040 in. (1.0mm). 5 is +.050 in. (1.25mm). 6 is +.060 in. (1.50mm). 8 is +.080 in. (1.75mm).. 4672
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Pro X - Engine & Transmission

$166.99 Pro X Piston Assembly - 100mm Bore 46100
Manufacturer: Pro X
Dennis Kirk Part #: 13130616
Pro X Piston Assembly - 100mm Bore: Manufacturer part # 46100 - The smart alternative to costly engine repairs. Cast from a high-silicone content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. OEM replacements. Available in standard and oversizes. Pro X rings are exact OEM replacements and can be interchange with stock part. B, C, D and E extend the life of expensive plated cylinders. Pistons supplied in a kit includes rings, wrist pins, and circlips.. 46100
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Pro X - Engine & Transmission

$108.99 Pro X Piston Assembly - 100mm Bore 4670
Manufacturer: Pro X
Dennis Kirk Part #: 131173S
Pro X Piston Assembly - 100mm Bore: Manufacturer part # 4670 - The smart alternative to costly engine repairs. Cast from a high-silicone content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. OEM replacements. Available in standard and oversizes. Pro X rings are exact OEM replacements and can be interchange with stock part. B, C, D and E extend the life of expensive plated cylinders. Pistons supplied in a kit includes rings, wrist pins, and circlips. HOW TO ORDER: The last number of the Dennis Kirk Part # represent the following: S is Standard. 1 is +.010 in. (.25mm). 2 is +.020 in. (.50mm). 3 is +.030 in. (.75mm). 4 is +.040 in. (1.0mm). 5 is +.050 in. (1.25mm). 6 is +.060 in. (1.50mm). 8 is +.080 in. (1.75mm).. 4670
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Pro X - Engine & Transmission

CLEARANCE!
Was: $184.99
Now: $138.74
Pro X Piston Assembly - 100mm Bore p131265S
Manufacturer: Pro X
Dennis Kirk Part #: 13126516
Pro X Piston Assembly - 100mm Bore: Manufacturer part # p131265S - The smart alternative to costly engine repairs. Cast from a high-silicone content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. OEM replacements. Available in standard and oversizes. Pro X rings are exact OEM replacements and can be interchange with stock part. B, C, D and E extend the life of expensive plated cylinders. Pistons supplied in a kit includes rings, wrist pins, and circlips.. p131265S
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Pro X - Engine & Transmission

$108.99 Pro X Piston Assembly - 101mm Bore 4674
Manufacturer: Pro X
Dennis Kirk Part #: 1311734
Pro X Piston Assembly - 101mm Bore: Manufacturer part # 4674 - The smart alternative to costly engine repairs. Cast from a high-silicone content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. OEM replacements. Available in standard and oversizes. Pro X rings are exact OEM replacements and can be interchange with stock part. B, C, D and E extend the life of expensive plated cylinders. Pistons supplied in a kit includes rings, wrist pins, and circlips. HOW TO ORDER: The last number of the Dennis Kirk Part # represent the following: S is Standard. 1 is +.010 in. (.25mm). 2 is +.020 in. (.50mm). 3 is +.030 in. (.75mm). 4 is +.040 in. (1.0mm). 5 is +.050 in. (1.25mm). 6 is +.060 in. (1.50mm). 8 is +.080 in. (1.75mm).. 4674
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Pro X - Engine & Transmission

$48.99 Pro X Piston Assembly - 39mm Bore 4060
Manufacturer: Pro X
Dennis Kirk Part #: 131249S
Pro X Piston Assembly - 39mm Bore: Manufacturer part # 4060 - The smart alternative to costly engine repairs. Cast from a high-silicone content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. OEM replacements. Available in standard and oversizes. Pro X rings are exact OEM replacements and can be interchange with stock part.. 4060
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Pro X - Engine & Transmission

$48.99 Pro X Piston Assembly - 39mm Bore 4062
Manufacturer: Pro X
Dennis Kirk Part #: 1312492
Pro X Piston Assembly - 39mm Bore: Manufacturer part # 4062 - The smart alternative to costly engine repairs. Cast from a high-silicone content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. OEM replacements. Available in standard and oversizes. Pro X rings are exact OEM replacements and can be interchange with stock part.. 4062
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Pro X - Engine & Transmission

$48.99 Pro X Piston Assembly - 40.5mm Bore 4066
Manufacturer: Pro X
Dennis Kirk Part #: 1312496
Pro X Piston Assembly - 40.5mm Bore: Manufacturer part # 4066 - The smart alternative to costly engine repairs. Cast from a high-silicone content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. OEM replacements. Available in standard and oversizes. Pro X rings are exact OEM replacements and can be interchange with stock part.. 4066
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Pro X - Engine & Transmission

$48.99 Pro X Piston Assembly - 40mm Bore 4064
Manufacturer: Pro X
Dennis Kirk Part #: 1312494
Pro X Piston Assembly - 40mm Bore: Manufacturer part # 4064 - The smart alternative to costly engine repairs. Cast from a high-silicone content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. OEM replacements. Available in standard and oversizes. Pro X rings are exact OEM replacements and can be interchange with stock part.. 4064
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Pro X - Engine & Transmission

$69.99 Pro X Piston Assembly - 42.96mm 4290A
Manufacturer: Pro X
Dennis Kirk Part #: 131010S
Pro X Piston Assembly - 42.96mm : Manufacturer part # 4290A - The smart alternative to costly engine repairs. Cast from a high-silicone content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. OEM replacements. Available in standard and oversizes. Pro X rings are exact OEM replacements and can be interchange with stock part. B, C, D and E extend the life of expensive plated cylinders. Pistons supplied in a kit includes rings, wrist pins, and circlips. NOTE: This is a fractional oversize piston of .0004 inch. It is intended for slightly worn cylinders, please be sure this is what you need before ordering. The following is the meaning of the letters next to Dennis Kirk Part Number: S is Standard. SB is +.0004 in.. SC is +.0008 in.. SD is +.0012 in.. SE is +.0016 in... 4290A
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Pro X - Engine & Transmission

$69.99 Pro X Piston Assembly - 44.45mm 4309A
Manufacturer: Pro X
Dennis Kirk Part #: 13998S
Pro X Piston Assembly - 44.45mm : Manufacturer part # 4309A - The smart alternative to costly engine repairs. Cast from a high-silicone content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. OEM replacements. Available in standard and oversizes. Pro X rings are exact OEM replacements and can be interchange with stock part. B, C, D and E extend the life of expensive plated cylinders. Pistons supplied in a kit includes rings, wrist pins, and circlips. NOTE: This is a fractional oversize piston of .0004 inch. It is intended for slightly worn cylinders, please be sure this is what you need before ordering. The following is the meaning of the letters next to Dennis Kirk Part Number: S is Standard. SB is +.0004 in.. SC is +.0008 in.. SD is +.0012 in.. SE is +.0016 in... 4309A
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Pro X - Engine & Transmission

$69.99 Pro X Piston Assembly - 44.45mm Bore 4309B
Manufacturer: Pro X
Dennis Kirk Part #: 13998SB
Pro X Piston Assembly - 44.45mm Bore: Manufacturer part # 4309B - The smart alternative to costly engine repairs. Cast from a high-silicone content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. OEM replacements. Available in standard and oversizes. Pro X rings are exact OEM replacements and can be interchange with stock part. B, C, D and E extend the life of expensive plated cylinders. , , Included Items:. , 1. (1) Piston. , 2. (1) Ring set. , 3. (1) Circlips (pair). , 4. (1) Wrist pin. NOTE: This is a fractional oversize piston of .0004 inch. It is intended for slightly worn cylinders, please be sure this is what you need before ordering. The following is the meaning of the letters next to Dennis Kirk Part Number: S is Standard. SB is +.0004 in.. SC is +.0008 in.. SD is +.0012 in.. SE is +.0016 in... 4309B
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Pro X - Engine & Transmission

$69.99 Pro X Piston Assembly - 46.94mm Bore 7109B
Manufacturer: Pro X
Dennis Kirk Part #: 131043SB
Pro X Piston Assembly - 46.94mm Bore: Manufacturer part # 7109B - The smart alternative to costly engine repairs. Cast from a high-silicone content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. OEM replacements. Available in standard and oversizes. Pro X rings are exact OEM replacements and can be interchange with stock part. B, C, D and E extend the life of expensive plated cylinders. Pistons supplied in a kit includes rings, wrist pins, and circlips. NOTE: This is a fractional oversize piston of .0004 inch. It is intended for slightly worn cylinders, please be sure this is what you need before ordering. The following is the meaning of the letters next to Dennis Kirk Part Number: S is Standard. SB is +.0004 in.. SC is +.0008 in.. SD is +.0012 in.. SE is +.0016 in... 7109B
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Pro X - Engine & Transmission

$69.99 Pro X Piston Assembly - 46.94mm Bore 7109C
Manufacturer: Pro X
Dennis Kirk Part #: 131043SC
Pro X Piston Assembly - 46.94mm Bore: Manufacturer part # 7109C - The smart alternative to costly engine repairs. Cast from a high-silicone content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. OEM replacements. Available in standard and oversizes. Pro X rings are exact OEM replacements and can be interchange with stock part. B, C, D and E extend the life of expensive plated cylinders. Pistons supplied in a kit includes rings, wrist pins, and circlips. NOTE: This is a fractional oversize piston of .0008 inch. It is intended for slightly worn cylinders, please be sure this is what you need before ordering. The following is the meaning of the letters next to Dennis Kirk Part Number: S is Standard. SB is +.0004 in.. SC is +.0008 in.. SD is +.0012 in.. SE is +.0016 in... 7109C
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Pro X - Engine & Transmission

$69.99 Pro X Piston Assembly - 46.95mm Bore 4080B
Manufacturer: Pro X
Dennis Kirk Part #: 131004SB
Pro X Piston Assembly - 46.95mm Bore: Manufacturer part # 4080B - The smart alternative to costly engine repairs. Cast from a high-silicone content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. OEM replacements. Available in standard and oversizes. Pro X rings are exact OEM replacements and can be interchange with stock part. B, C, D and E extend the life of expensive plated cylinders. Pistons supplied in a kit includes rings, wrist pins, and circlips. NOTE: This is a fractional oversize piston of .0004 inch. It is intended for slightly worn cylinders, please be sure this is what you need before ordering. The following is the meaning of the letters next to Dennis Kirk Part Number: SB is +.0004 in.. SC is +.0008 in.. SD is +.0012 in.. SE is +.0016 in... 4080B
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Pro X - Engine & Transmission

$69.99 Pro X Piston Assembly - 47.44mm Bore 2112A
Manufacturer: Pro X
Dennis Kirk Part #: 131183S
Pro X Piston Assembly - 47.44mm Bore: Manufacturer part # 2112A - The smart alternative to costly engine repairs. Cast from a high-silicone content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. OEM replacements. Available in standard and oversizes. Pro X rings are exact OEM replacements and can be interchange with stock part. B, C, D and E extend the life of expensive plated cylinders. Pistons supplied in a kit includes rings, wrist pins, and circlips. NOTE: This is a fractional oversize piston of .0004 inch. It is intended for slightly worn cylinders, please be sure this is what you need before ordering. The following is the meaning of the letters next to Dennis Kirk Part Number: S is Standard. SB is +.0004 in.. SC is +.0008 in.. SD is +.0012 in.. SE is +.0016 in... 2112A
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Pro X - Engine & Transmission

$69.99 Pro X Piston Assembly - 47.44mm Bore 2112B
Manufacturer: Pro X
Dennis Kirk Part #: 131183SB
Pro X Piston Assembly - 47.44mm Bore: Manufacturer part # 2112B - The smart alternative to costly engine repairs. Cast from a high-silicone content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. OEM replacements. Available in standard and oversizes. Pro X rings are exact OEM replacements and can be interchange with stock part. B, C, D and E extend the life of expensive plated cylinders. Pistons supplied in a kit includes rings, wrist pins, and circlips. NOTE: This is a fractional oversize piston of .0004 inch. It is intended for slightly worn cylinders, please be sure this is what you need before ordering. The following is the meaning of the letters next to Dennis Kirk Part Number: S is Standard. SB is +.0004 in.. SC is +.0008 in.. SD is +.0012 in.. SE is +.0016 in... 2112B
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Pro X - Engine & Transmission

$69.99 Pro X Piston Assembly - 47.45mm Bore 4082B
Manufacturer: Pro X
Dennis Kirk Part #: 13996SB
Pro X Piston Assembly - 47.45mm Bore: Manufacturer part # 4082B - The smart alternative to costly engine repairs. Cast from a high-silicone content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. OEM replacements. Available in standard and oversizes. Pro X rings are exact OEM replacements and can be interchange with stock part. B, C, D and E extend the life of expensive plated cylinders. Pistons supplied in a kit includes rings, wrist pins, and circlips. NOTE: This is a fractional oversize piston of .0004 inch. It is intended for slightly worn cylinders, please be sure this is what you need before ordering. The following is the meaning of the letters next to Dennis Kirk Part Number: SB is +.0004 in.. SC is +.0008 in.. SD is +.0012 in.. SE is +.0016 in... 4082B