Dirt Motorcycle Engine Parts

VintCo PSU13-1.5 is a piston kit for 1984-1987 Husqvarna CR125 models. Intended for vintage 2-stroke engine rebuilds, this kit includes the piston, rings, pin and clips, and is manufactured using modern materials and production methods for OEM-equivalent or improved fitment and performance. A wrist pin bearing is available separately, and additional size options are also available.Features Complete piston kit for vintage 2-stroke engine rebuilds Includes piston, rings, pin and clips Intended to help return the machine to service Wrist pin bearing sold separately Additional size options available MoS2-coated to assist running-in Made in Germany Specifications VintCo Part Number: PSU13-1.5 Nominal piston size: 56.5 mm Oversize: +1.5 mm Piston measurement: 56.44 mm Recommended clearance: 0.06 mm Construction: Forged piston Vehicle Fitments 1984 Husqvarna CR125 1985 Husqvarna CR125 1986 Husqvarna CR125 1987 Husqvarna CR125

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VintCo piston kit PSU13-1.0 is a replacement piston kit for 1984-1987 Husqvarna CR125 models. Intended for vintage 2-stroke engine rebuilds, this 56 mm +1.0 mm oversize kit includes the piston, rings, pin and clips. It is a forged piston manufactured in Germany using modern manufacturing methods for OEM-style fitment and performance.Features Complete piston kit including piston, rings, pin and clips Suitable for vintage 2-stroke engine rebuilds MOS2 coating to assist with break-in Wrist pin bearing available separately Additional size options available Specifications VintCo Part Number: PSU13-1.0 Piston size: 56 mm Oversize: +1.0 mm Measured piston size: 55.94 mm Recommended clearance: 0.06 mm Piston type: Forged Country of manufacture: Germany Vehicle Fitments 1984 Husqvarna CR125 1985 Husqvarna CR125 1986 Husqvarna CR125 1987 Husqvarna CR125

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VintCo piston kit for 1984-1987 Husqvarna CR125 models, designed for vintage 2-stroke engine rebuilds. This kit includes a 55.5 mm piston in +0.5 mm oversize, along with rings, pin and clips. The forged piston is made in Germany, uses modern materials and manufacturing methods for OEM-equivalent or better fit and performance, and features a MoS2 coating for running-in. A wrist pin bearing is available separately, and other size options are also available.Features Complete piston kit for vintage 2-stroke engine rebuilds Includes piston, rings, pin and clips Forged piston MoS2 coated for break-in Wrist pin bearing sold separately Other size options available Specifications VintCo Part Number: PSU13-0.5 Piston size: 55.5 mm Oversize: +0.5 mm Piston measurement: 55.44 mm Clearance: 0.06 mm Country of manufacture: Germany Vehicle Fitments 1984 Husqvarna CR125 1985 Husqvarna CR125 1986 Husqvarna CR125 1987 Husqvarna CR125

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VintCo piston kit PSU12-1.0 is a 57 mm, +1.0 mm oversize kit for 1988-1991 Husqvarna WMX125 models. Intended for vintage 2-stroke engine rebuilds, it is manufactured using modern materials and production methods for OEM-equivalent fitment and performance. The kit includes the piston, rings, pin and clips; the wrist pin bearing is available separately, and additional size options are also available.Features Complete piston kit with piston, rings, pin and clips Suitable for vintage 2-stroke engine rebuilds Forged piston MoS2 coated for running-in Manufactured in Germany Wrist pin bearing sold separately Additional size options available Specifications VintCo Part Number: PSU12-1.0 Product type: Piston kit Nominal size: 57 mm Oversize: +1.0 mm Piston size: 56.95 mm Clearance: 0.05 mm Vehicle Fitments 1988 Husqvarna WMX125 1989 Husqvarna WMX125 1990 Husqvarna WMX125 1991 Husqvarna WMX125

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VintCo PSU12-0.5 is a piston kit for 1988-1991 Husqvarna WMX125 models. Designed for vintage 2-stroke engine rebuilds, this 56.5 mm kit is supplied in a +0.5 mm oversize and includes the piston, rings, pin and clips. It is a forged piston made in Germany with an MoS2 coating for break-in; a wrist pin bearing is available separately.Features Complete piston kit including piston, rings, pin and clips Suitable for vintage 2-stroke engine rebuilds Forged piston MoS2 coated for break-in Wrist pin bearing sold separately Made in Germany Specifications VintCo Part Number: PSU12-0.5 Piston size: 56.5 mm Oversize: +0.5 mm Stated measurement: 56.45 mm Clearance: 0.05 mm Vehicle Fitments 1988 Husqvarna WMX125 1989 Husqvarna WMX125 1990 Husqvarna WMX125 1991 Husqvarna WMX125

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This VintCo piston kit is a replacement engine component for 1984-1988 Husqvarna WR430 models. It is designed for vintage 2-stroke applications and includes the piston, rings, pin and clips for installation. The piston is manufactured using modern materials and production methods to provide OEM-equivalent or better fitment and performance, with a forged construction and MoS2 coating to support running-in. A wrist pin bearing is available separately, and additional size options are also available.Features Complete piston kit for vintage 2-stroke engine service Includes piston, rings, pin and clips Forged piston construction MoS2 coated for running-in Wrist pin bearing sold separately Additional size options available Designed to provide OEM-equivalent or better fitment and performance Made in Germany Specifications VintCo Part Number: PSU11-1.5 Bore size: 87.5 mm Oversize: +1.5 mm Piston diameter: 86.92 mm Clearance: 0.08 mm Vehicle Fitments 1984 Husqvarna WR430 1985 Husqvarna WR430 1986 Husqvarna WR430 1987 Husqvarna WR430 1988 Husqvarna WR430

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VintCo piston kit PSU11-1.0 is a replacement piston assembly for 1984-1988 Husqvarna WR430 models. Intended for vintage 2-stroke engine rebuilds, this 87 mm piston kit is +1.0 mm oversize and includes the piston, rings, pin and clips. The wrist pin bearing is available separately, and additional size options are also available.Features Complete piston kit with piston, rings, pin and clips Suitable for vintage 2-stroke Husqvarna WR430 applications Wrist pin bearing sold separately Designed for OEM-style fitment and performance Manufactured using modern materials and production methods Made in Germany Specifications VintCo Part Number: PSU11-1.0 Piston size: 87 mm Oversize: +1.0 mm Piston measurement: 86.92 mm Clearance: 0.08 mm Forged piston MoS2 coated for running-in Vehicle Fitments 1984 Husqvarna WR430 1985 Husqvarna WR430 1986 Husqvarna WR430 1987 Husqvarna WR430 1988 Husqvarna WR430

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VintCo PSU11-00 is a standard-size piston kit for 1984-1988 Husqvarna WR430 models. Designed for vintage 2-stroke engines, it is manufactured using modern materials and production methods to provide OEM-style fit and performance. The kit includes the piston, rings, pin and clips for straightforward piston replacement, with a wrist pin bearing available separately.Features Complete piston kit with piston, rings, pin and clips Suitable for vintage 2-stroke engine rebuilds Wrist pin bearing sold separately Coated to assist running-in Specifications VintCo Part Number: PSU11-00 Application: 1984-1988 Husqvarna WR430 Piston size: 86 mm Size: Standard Measured size: 85.92 mm Clearance: 0.08 mm Construction: Forged piston Country of manufacture: Germany Vehicle Fitments 1984 Husqvarna WR430 1985 Husqvarna WR430 1986 Husqvarna WR430 1987 Husqvarna WR430 1988 Husqvarna WR430

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This VintCo piston kit is designed for 1984–1988 Husqvarna WR430 models and suits vintage 2-stroke engine rebuilds. It is supplied with the piston, rings, pin and clips for straightforward installation, while a wrist pin bearing is available separately. The piston is forged, manufactured in Germany, and intended to provide OEM-equivalent fitment and performance. Additional size options are also available.Features Complete piston kit for 1984–1988 Husqvarna WR430 models Includes piston, rings, pin and clips Suitable for vintage 2-stroke engine rebuilds Wrist pin bearing sold separately Additional size options available Specifications VintCo Part Number: PSU11-0.5 Forged piston Manufactured in Germany MoS2 coated for running-in Oversize: +0.5 mm Nominal size: 86.5 mm Piston size: 86.42 mm Clearance: 0.08 mm Vehicle Fitments 1984 Husqvarna WR430 1985 Husqvarna WR430 1986 Husqvarna WR430 1987 Husqvarna WR430 1988 Husqvarna WR430

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This standard piston kit is designed for 1987–1991 Husqvarna CR250 models and includes the piston, rings, pin and clips. It features a forged piston manufactured in Germany with a MoS2 coating to assist with running-in. Wrist pin bearing is sold separately.Features Complete piston kit with rings, pin and clips Forged piston MoS2-coated for running-in Wrist pin bearing sold separately Made in Germany Standard size Specifications VintCo Part Number: PSU10-00 Piston size: 70.02 mm Measured size: 69.95 mm Clearance: 0.06 mm Vehicle Fitments 1987 Husqvarna CR250 1988 Husqvarna CR250 1989 Husqvarna CR250 1990 Husqvarna CR250 1991 Husqvarna CR250

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This VintCo piston kit is designed for 1985-1986 Husqvarna CR250 vintage 2-stroke motorcycles and is supplied in 71.5 mm, +2.0 mm oversize form. It includes the piston, rings, pin and clips, and is produced using modern materials and manufacturing methods for OEM-equivalent fitment and performance. The forged piston is manufactured in Germany and MoS2-coated to assist running-in. A wrist pin bearing is available separately, and other size options are also available.Features Complete piston kit with piston, rings, pin and clips Designed for vintage 2-stroke engine rebuilds Produced for OEM-equivalent fitment and performance Wrist pin bearing sold separately Additional size options available Specifications VintCo Part Number: PSU09-2.0 Piston size: 71.5 mm Oversize: +2.0 mm Piston type: Forged Coating: MoS2 Piston measurement: 71.44 mm Clearance: 0.06 mm Country of manufacture: Germany Vehicle Fitments 1985 Husqvarna CR250 1986 Husqvarna CR250

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This VintCo piston kit is a 1.5 mm oversize replacement for 1985-1986 Husqvarna CR250 models. It includes the piston, rings, pin and clips, and uses a forged piston made in Germany with a MoS2 coating for break-in. Wrist pin bearing is sold separately.Features Includes rings, pin and clips Forged piston MoS2 coated for break-in Made in Germany Wrist pin bearing sold separately Specifications VintCo Part Number: PSU09-1.5 Piston size: 71 mm Oversize: 1.5 mm Piston measurement: 70.94 mm Clearance: 0.06 mm Vehicle Fitments 1985 Husqvarna CR250 1986 Husqvarna CR250

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This VintCo piston kit is designed for 1985-1986 Husqvarna CR250 models and is intended for vintage 2-stroke engine rebuilds and replacement work. The kit includes the piston, rings, pin and clips, and is manufactured using modern materials and production techniques for OEM-style fitment and performance. It features a forged piston with a MoS2 coating for break-in, while the wrist pin bearing is available separately and additional size options are also available.Features Complete piston kit with piston, rings, pin and clips Suitable for vintage 2-stroke engine rebuilds Forged piston construction MoS2 coated for break-in Wrist pin bearing sold separately Additional size options available Specifications VintCo Part Number: PSU09-1.0 Piston size: 70.5 mm Oversize: +1.0 mm Size: 70.44 mm Clearance: 0.06 mm Country of manufacture: Germany Vehicle Fitments 1985 Husqvarna CR250 1986 Husqvarna CR250

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This VintCo piston kit is a replacement assembly for 1985-1986 Husqvarna CR250 models, intended for vintage 2-stroke engines. It includes the piston, rings, pin and clips, and is manufactured using modern materials and processes for OEM-equivalent fitment and performance. The kit is supplied in a 70.0 mm size with a 0.5 mm oversize, while the wrist pin bearing is available separately.Features Complete piston kit including piston, rings, pin and clips Suitable for vintage 2-stroke engine rebuilds Wrist pin bearing sold separately MoS2-coated for break-in Specifications VintCo Part Number: PSU09-0.5 Piston size: 70.0 mm Oversize: +0.5 mm Piston diameter: 69.94 mm Clearance: 0.06 mm Forged piston Country of manufacture: Germany Vehicle Fitments 1985 Husqvarna CR250 1986 Husqvarna CR250

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VintCo piston kit PSU08-1.5 is an 85.5 mm (+1.5 mm oversize) replacement piston kit for 1972-1975 Husqvarna CR450 and WR450 vintage 2-stroke motorcycles. Manufactured in Germany using modern materials and production methods, it is intended to provide OEM-equivalent fitment and performance. The kit includes the piston, rings, pin and clips; a wrist pin bearing is available separately, and additional size options are also available.Features Replacement piston kit for vintage 2-stroke engine rebuilds Includes piston, rings, pin and clips Wrist pin bearing sold separately Coating assists running-in Additional size options available Specifications VintCo Part Number: PSU08-1.5 Nominal piston size: 85.5 mm Oversize: +1.5 mm Piston diameter: 85.42 mm Clearance: 0.08 mm Construction: Forged piston Coating: MoS2 Country of manufacture: Germany Vehicle Fitments 1972 Husqvarna CR450 1972 Husqvarna WR450 1973 Husqvarna CR450 1973 Husqvarna WR450 1974 Husqvarna CR450 1974 Husqvarna WR450 1975 Husqvarna CR450 1975 Husqvarna WR450

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This VintCo tall piston kit is designed for 1972–1973 Husqvarna CR125 and WR125 2-stroke models. It includes the piston, rings, pin and clips, and is manufactured using modern materials and production techniques for fitment and performance at OEM standard or better. This kit is intended for vintage motorcycle engine rebuilds where a 0.5 mm oversize 55.5 mm piston is required.Features Complete piston kit including piston, rings, pin and clips Suitable for vintage 2-stroke engine rebuilds Forged piston Wrist pin bearing sold separately Coated to assist running-in Manufactured in Germany Specifications VintCo Part Number: PSU07-0.5 Piston type: Tall Piston size: 55.5 mm Oversize: 0.5 mm Clearance: 55.45 mm Clearance tolerance: 0.05 mm Coating: MoS2 Vehicle Fitments 1972 Husqvarna CR125 1972 Husqvarna WR125 1973 Husqvarna CR125 1973 Husqvarna WR125

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