Prox Piston Kit For Yamaha MJ 50 1981-1982 Standard – Ghostbikes

Prox Piston Kit For Yamaha MJ 50 1981-1982 Standard

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Prox Piston Kit For Yamaha MJ 50 1981-1982 Standard

Prox Piston Kit For Yamaha MJ 50 1981-1982 Standard

Prox Piston Kit For Yamaha MJ 50 1981-1982 Standard

Prox Piston Kit For Yamaha MJ 50 1981-1982 Standard

Prox Piston Kit For Yamaha MJ 50 1981-1982 Standard

£40.39

RRP £40.39

Quick Code: 2489430

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Product description

The Prox Piston Kit For Yamaha MJ 50 1981-1982 Standard is part of the latest collection from Prox.

Features:

Precision machined on state of the art CNC equipment
Oversized options follow manufacturer piston to cylinder wall clearances
Kit includes piston, ring kit, wrist pin, and circlips

Specifications:

Bore - Oversize Metric: Standard
Bore - Oversize: Standard
Bore Size: 40.00 mm
Compression Ratio Imperial: Standard
Compression Ratio: Standard
Displacement: 50 cc
Engine Type: 2-Stroke
Piston Material: Aluminum Alloy| Cast
Piston Size Metric: Standard
Piston Size: Standard
Product Name: Piston Kit
Skirt Coating: Non-Coated

To fit:

YAMAHA MJ 50 1981 Towny American Models
YAMAHA MJ 50 1982 Towny American Models
YAMAHA PW 50 1982 All Models
YAMAHA PW 50 1983 All Models
YAMAHA PW 50 1985 All Models
YAMAHA PW 50 1986 All Models
YAMAHA PW 50 1987 All Models
YAMAHA PW 50 1988 All Models
YAMAHA PW 50 1991 All Models
YAMAHA PW 50 1992 All Models
YAMAHA PW 50 1993 All Models
YAMAHA PW 50 1994 All Models
YAMAHA PW 50 1995 All Models
YAMAHA PW 50 1996 All Models
YAMAHA PW 50 1997 All Models
YAMAHA PW 50 1998 All Models
YAMAHA PW 50 1999 All Models
YAMAHA PW 50 2000 All Models
YAMAHA PW 50 2001 All Models
YAMAHA PW 50 2002 All Models
YAMAHA PW 50 2003 All Models
YAMAHA PW 50 2004 All Models
YAMAHA PW 50 2005 All Models
YAMAHA PW 50 2006 All Models
YAMAHA PW 50 2007 All Models
YAMAHA PW 50 2008 All Models
YAMAHA PW 50 2010 All Models
YAMAHA PW 50 2011 All Models
YAMAHA PW 50 2012 All Models
YAMAHA PW 50 2013 All Models
YAMAHA PW 50 2014 All Models
YAMAHA PW 50 2015 All Models
YAMAHA PW 50 2016 All Models
YAMAHA PW 50 2017 All Models
YAMAHA PW 50 2018 All Models
YAMAHA PW 50 2019 All Models
YAMAHA PW 50 2020 All Models
YAMAHA PW 50 2021 All Models
YAMAHA PW 50 2022 All Models
YAMAHA PW 50 2023 All Models
YAMAHA PW 50 2024 All Models
YAMAHA PW 50 2025 All Models
YAMAHA PW 50 2026 All Models

Manufacturer part number: 01.2005.000

View all Prox. View all Parts and spares.

Contents

Your package will include the following:

1 X Prox Piston Kit For Yamaha MJ 50 1981-1982 Standard

To fit:

YAMAHA MJ 50 1981 Towny American Models
YAMAHA MJ 50 1982 Towny American Models
YAMAHA PW 50 1982 All Models
YAMAHA PW 50 1983 All Models
YAMAHA PW 50 1985 All Models
YAMAHA PW 50 1986 All Models
YAMAHA PW 50 1987 All Models
YAMAHA PW 50 1988 All Models
YAMAHA PW 50 1991 All Models
YAMAHA PW 50 1992 All Models
YAMAHA PW 50 1993 All Models
YAMAHA PW 50 1994 All Models
YAMAHA PW 50 1995 All Models
YAMAHA PW 50 1996 All Models
YAMAHA PW 50 1997 All Models
YAMAHA PW 50 1998 All Models
YAMAHA PW 50 1999 All Models
YAMAHA PW 50 2000 All Models
YAMAHA PW 50 2001 All Models
YAMAHA PW 50 2002 All Models
YAMAHA PW 50 2003 All Models
YAMAHA PW 50 2004 All Models
YAMAHA PW 50 2005 All Models
YAMAHA PW 50 2006 All Models
YAMAHA PW 50 2007 All Models
YAMAHA PW 50 2008 All Models
YAMAHA PW 50 2010 All Models
YAMAHA PW 50 2011 All Models
YAMAHA PW 50 2012 All Models
YAMAHA PW 50 2013 All Models
YAMAHA PW 50 2014 All Models
YAMAHA PW 50 2015 All Models
YAMAHA PW 50 2016 All Models
YAMAHA PW 50 2017 All Models
YAMAHA PW 50 2018 All Models
YAMAHA PW 50 2019 All Models
YAMAHA PW 50 2020 All Models
YAMAHA PW 50 2021 All Models
YAMAHA PW 50 2022 All Models
YAMAHA PW 50 2023 All Models
YAMAHA PW 50 2024 All Models
YAMAHA PW 50 2025 All Models
YAMAHA PW 50 2026 All Models

ProX is a Dutch brand specialising in high-quality replacement parts for motorcycles, motocross, ATVs, and other powersports vehicles. Their range includes pistons, connecting rods, clutch components, bearings, and valves, all manufactured to OEM standards. ProX parts are trusted worldwide for durability, precision, and performance, making them a go-to choice for riders.

Product description

The Prox Piston Kit For Yamaha MJ 50 1981-1982 Standard is part of the latest collection from Prox.

Features:

Precision machined on state of the art CNC equipment
Oversized options follow manufacturer piston to cylinder wall clearances
Kit includes piston, ring kit, wrist pin, and circlips

Specifications:

Bore - Oversize Metric: Standard
Bore - Oversize: Standard
Bore Size: 40.00 mm
Compression Ratio Imperial: Standard
Compression Ratio: Standard
Displacement: 50 cc
Engine Type: 2-Stroke
Piston Material: Aluminum Alloy| Cast
Piston Size Metric: Standard
Piston Size: Standard
Product Name: Piston Kit
Skirt Coating: Non-Coated

To fit:

YAMAHA MJ 50 1981 Towny American Models
YAMAHA MJ 50 1982 Towny American Models
YAMAHA PW 50 1982 All Models
YAMAHA PW 50 1983 All Models
YAMAHA PW 50 1985 All Models
YAMAHA PW 50 1986 All Models
YAMAHA PW 50 1987 All Models
YAMAHA PW 50 1988 All Models
YAMAHA PW 50 1991 All Models
YAMAHA PW 50 1992 All Models
YAMAHA PW 50 1993 All Models
YAMAHA PW 50 1994 All Models
YAMAHA PW 50 1995 All Models
YAMAHA PW 50 1996 All Models
YAMAHA PW 50 1997 All Models
YAMAHA PW 50 1998 All Models
YAMAHA PW 50 1999 All Models
YAMAHA PW 50 2000 All Models
YAMAHA PW 50 2001 All Models
YAMAHA PW 50 2002 All Models
YAMAHA PW 50 2003 All Models
YAMAHA PW 50 2004 All Models
YAMAHA PW 50 2005 All Models
YAMAHA PW 50 2006 All Models
YAMAHA PW 50 2007 All Models
YAMAHA PW 50 2008 All Models
YAMAHA PW 50 2010 All Models
YAMAHA PW 50 2011 All Models
YAMAHA PW 50 2012 All Models
YAMAHA PW 50 2013 All Models
YAMAHA PW 50 2014 All Models
YAMAHA PW 50 2015 All Models
YAMAHA PW 50 2016 All Models
YAMAHA PW 50 2017 All Models
YAMAHA PW 50 2018 All Models
YAMAHA PW 50 2019 All Models
YAMAHA PW 50 2020 All Models
YAMAHA PW 50 2021 All Models
YAMAHA PW 50 2022 All Models
YAMAHA PW 50 2023 All Models
YAMAHA PW 50 2024 All Models
YAMAHA PW 50 2025 All Models
YAMAHA PW 50 2026 All Models

Manufacturer part number: 01.2005.000

View all Prox. View all Parts and spares.

Contents

Your package will include the following:

1 X Prox Piston Kit For Yamaha MJ 50 1981-1982 Standard

To fit:

YAMAHA MJ 50 1981 Towny American Models
YAMAHA MJ 50 1982 Towny American Models
YAMAHA PW 50 1982 All Models
YAMAHA PW 50 1983 All Models
YAMAHA PW 50 1985 All Models
YAMAHA PW 50 1986 All Models
YAMAHA PW 50 1987 All Models
YAMAHA PW 50 1988 All Models
YAMAHA PW 50 1991 All Models
YAMAHA PW 50 1992 All Models
YAMAHA PW 50 1993 All Models
YAMAHA PW 50 1994 All Models
YAMAHA PW 50 1995 All Models
YAMAHA PW 50 1996 All Models
YAMAHA PW 50 1997 All Models
YAMAHA PW 50 1998 All Models
YAMAHA PW 50 1999 All Models
YAMAHA PW 50 2000 All Models
YAMAHA PW 50 2001 All Models
YAMAHA PW 50 2002 All Models
YAMAHA PW 50 2003 All Models
YAMAHA PW 50 2004 All Models
YAMAHA PW 50 2005 All Models
YAMAHA PW 50 2006 All Models
YAMAHA PW 50 2007 All Models
YAMAHA PW 50 2008 All Models
YAMAHA PW 50 2010 All Models
YAMAHA PW 50 2011 All Models
YAMAHA PW 50 2012 All Models
YAMAHA PW 50 2013 All Models
YAMAHA PW 50 2014 All Models
YAMAHA PW 50 2015 All Models
YAMAHA PW 50 2016 All Models
YAMAHA PW 50 2017 All Models
YAMAHA PW 50 2018 All Models
YAMAHA PW 50 2019 All Models
YAMAHA PW 50 2020 All Models
YAMAHA PW 50 2021 All Models
YAMAHA PW 50 2022 All Models
YAMAHA PW 50 2023 All Models
YAMAHA PW 50 2024 All Models
YAMAHA PW 50 2025 All Models
YAMAHA PW 50 2026 All Models

ProX is a Dutch brand specialising in high-quality replacement parts for motorcycles, motocross, ATVs, and other powersports vehicles. Their range includes pistons, connecting rods, clutch components, bearings, and valves, all manufactured to OEM standards. ProX parts are trusted worldwide for durability, precision, and performance, making them a go-to choice for riders.

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