Dirt Motorcycle Engine Parts

VintCo PSU06-00 is a standard-bore piston kit for vintage Husqvarna 125cc 2-stroke models, covering 1972 to 1974 CR125, WR125 and SC125 applications. The kit is intended as a replacement piston assembly and includes the piston, rings, pin and clips for installation, while the wrist pin bearing is available separately.Features Replacement piston kit for vintage Husqvarna 125cc 2-stroke models Includes piston, rings, pin and clips Wrist pin bearing sold separately Produced using modern materials and manufacturing techniques for OEM-equivalent fitment and performance Suitable for standard-bore applications Specifications VintCo Part Number: PSU06-00 Bore size: 55.0 mm Piston size: 54.95 mm Clearance: 0.05 mm Forged piston MoS2 coated Made in Germany Vehicle Fitments 1972 Husqvarna CR125 1972 Husqvarna WR125 1973 Husqvarna CR125 1973 Husqvarna WR125 1974 Husqvarna SC125

Read more less

This VintCo piston kit is for vintage 2-stroke Husqvarna 125 models, covering 1972-1973 CR125 and WR125 applications and 1974 SC125 applications. It is a forged piston kit manufactured in Germany using modern materials and manufacturing techniques, and is intended to maintain OEM-equivalent fitment. The kit includes the piston, rings, pin and clips, while the wrist pin bearing is available separately.Features Complete piston kit supplied with piston, rings, pin and clips Intended for vintage 2-stroke Husqvarna 125 rebuilds Wrist pin bearing sold separately MoS2 coated to aid running-in Specifications VintCo Part Number: PSU06-0.5 Piston size: 55.5 mm Oversize: +0.50 mm Piston measurement: 55.45 mm Clearance: 0.05 mm Construction: Forged piston Country of manufacture: Germany Vehicle Fitments 1972 Husqvarna CR125 1972 Husqvarna WR125 1973 Husqvarna CR125 1973 Husqvarna WR125 1974 Husqvarna SC125

Read more less

This VintCo piston kit is designed for 1975-1977 Husqvarna 360 Auto, CR, WR and GP models. It is supplied with rings, pin and clips, and features a forged piston with an MoS2 coating for running-in. The wrist pin bearing is sold separately.Features Complete piston kit with rings, pin and clips Wrist pin bearing sold separately Forged piston construction MoS2-coated for running-in Made in Germany Specifications VintCo Part Number: PSU05-1.5 Nominal size: 83.5 mm Oversize: 1.5 mm Piston size: 83.42 mm Clearance: 0.08-0.10 mm Vehicle Fitments 1975 Husqvarna CR360 GP 1975 Husqvarna Husqvarna CR360 GP 1976 Husqvarna 360 Auto 1976 Husqvarna CR360 1976 Husqvarna WR360 1976 Husqvarna Husqvarna 360 Auto 1976 Husqvarna Husqvarna CR360 1976 Husqvarna Husqvarna WR360 1977 Husqvarna 360 Auto 1977 Husqvarna WR360 1977 Husqvarna Husqvarna 360 Auto 1977 Husqvarna Husqvarna WR360

Read more less

This VintCo piston kit is designed for 1975-1977 Husqvarna 360 Auto, CR, GP and WR models. It includes the piston, rings, pin and clips, and uses a forged piston made in Germany with a MoS2 coating for running-in. The wrist pin bearing is sold separately, and the kit is supplied in a 1.0 mm oversize.Features Piston kit includes rings, pin and clips Wrist pin bearing sold separately Forged piston Made in Germany MoS2 coated for running-in Specifications VintCo Part Number: PSU05-1.0 Piston size: 83 mm Oversize: 1.0 mm Measured size: 82.92 mm Clearance: 0.08-0.10 mm Vehicle Fitments 1975 Husqvarna CR360 GP 1975 Husqvarna Husqvarna CR360 GP 1976 Husqvarna 360 Auto 1976 Husqvarna CR360 1976 Husqvarna WR360 1976 Husqvarna Husqvarna 360 Auto 1976 Husqvarna Husqvarna CR360 1976 Husqvarna Husqvarna WR360 1977 Husqvarna 360 Auto 1977 Husqvarna WR360 1977 Husqvarna Husqvarna 360 Auto 1977 Husqvarna Husqvarna WR360

Read more less

VintCo PSU05-00 is a standard-size piston kit for 1975-1977 Husqvarna 360 two-stroke motorcycles, covering CR, WR, Auto and GP applications. Manufactured in Germany using modern materials and manufacturing techniques, this kit is intended to provide OEM-equivalent fitment for vintage engine rebuilds and includes the piston, rings, pin and clips. The wrist pin bearing is available separately.Features Complete piston kit supplied with piston, rings, pin and clips Intended for vintage Husqvarna 360 two-stroke engine rebuilds Designed for OEM-equivalent fitment Wrist pin bearing sold separately MoS2 coated for running-in Specifications VintCo Part Number: PSU05-00 Piston size: 82.0 mm Size: Standard Piston measurement: 81.92 mm Clearance: 0.08-0.10 mm Construction: Forged piston Country of manufacture: Germany Vehicle Fitments 1975 Husqvarna CR360 GP 1976 Husqvarna 360 Auto 1976 Husqvarna CR360 1976 Husqvarna WR360 1977 Husqvarna 360 Auto 1977 Husqvarna WR360

Read more less

This VintCo piston kit is designed for selected 1975-1977 Husqvarna 360 Auto, CR, WR and GP models. Intended for vintage 2-stroke engine service, it is manufactured using modern materials and production techniques to provide fitment and performance comparable to or better than OEM. The kit includes the piston, rings, pin and clips, with the 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 Intended to provide fitment and performance comparable to or better than OEM Specifications VintCo Part Number: PSU05-0.5 Piston diameter: 82.5 mm Oversize: +0.5 mm Piston size: 82.42 mm Clearance: 0.08-0.10 mm Forged piston MoS2 coated for running-in Made in Germany Vehicle Fitments 1975 Husqvarna CR360 GP 1976 Husqvarna 360 Auto 1976 Husqvarna CR360 1976 Husqvarna WR360 1977 Husqvarna 360 Auto 1977 Husqvarna WR360

Read more less

VintCo PSU04-2.5 is a piston kit for vintage Husqvarna 2-stroke motorcycles, fitting CR400 models from 1971 to 1974 and WR400 models from 1974 to 1975. The kit includes the piston, rings, pin and clips, and is produced using modern materials and manufacturing techniques for OEM-comparable fitment and performance. This forged piston is made in Germany and features a MoS2 coating for running-in. A wrist pin bearing is available separately, additional size options are also available, and the manufacturer references OEM part numbers to assist fitment verification.Features Complete piston kit with piston, rings, pin and clips Suitable for vintage Husqvarna 2-stroke applications Forged piston MoS2-coated for running-in Wrist pin bearing sold separately Additional size options available Specifications VintCo Part Number: PSU04-2.5 Nominal piston size: 84.0 mm Oversize: +2.5 mm Piston size: 83.93 mm Clearance: 0.07 mm Country of manufacture: Germany Vehicle Fitments 1971 Husqvarna CR400 1972 Husqvarna CR400 1973 Husqvarna CR400 1974 Husqvarna CR400 1974 Husqvarna WR400 1975 Husqvarna WR400

Read more less

This VintCo piston kit is for Husqvarna CR400 1971-1974 and WR400 1974-1975 vintage 2-stroke models. It is supplied as an 83.5 mm, +2.0 mm oversize piston assembly and includes the piston, rings, pin and clips for rebuild and replacement work. The piston is forged, manufactured in Germany, and uses modern materials and production methods for OEM-style fit and performance. A wrist pin bearing is available separately.Features Complete piston kit for listed Husqvarna CR400 and WR400 models Includes piston, rings, pin and clips Suitable for vintage 2-stroke engine rebuilds MoS2-coated to assist running-in Wrist pin bearing sold separately Specifications VintCo Part Number: PSU04-2.0 Nominal piston size: 83.5 mm Oversize: +2.0 mm Piston measurement: 83.43 mm Clearance: 0.07 mm Forged piston Country of manufacture: Germany Vehicle Fitments 1971 Husqvarna CR400 1972 Husqvarna CR400 1973 Husqvarna CR400 1974 Husqvarna CR400 1974 Husqvarna WR400 1975 Husqvarna WR400

Read more less

This VintCo piston kit is designed for Husqvarna CR400 models from 1971 to 1974 and WR400 models from 1974 to 1975. Intended for vintage 2-stroke engine rebuilds, it includes the piston, rings, pin and clips, and is manufactured using modern production methods for OEM-style fitment. The wrist pin bearing is available separately, and additional size options are also offered.Features Suitable for vintage 2-stroke engine rebuilds Complete kit includes piston, rings, pin and clips Designed for OEM-style fitment Wrist pin bearing sold separately Additional size options available Specifications VintCo Part Number: PSU04-1.5 Bore size: 83.0 mm Oversize: +1.5 mm Piston diameter: 82.93 mm Clearance: 0.07 mm Construction: Forged piston Coating: MoS2 coated Country of manufacture: Germany Vehicle Fitments 1971 Husqvarna CR400 1972 Husqvarna CR400 1973 Husqvarna CR400 1974 Husqvarna CR400 1974 Husqvarna WR400 1975 Husqvarna WR400

Read more less

This piston kit is designed for Husqvarna CR400 and WR400 vintage 2-stroke motorcycles, covering CR400 models from 1971 to 1974 and WR400 models from 1974 to 1975. It is manufactured using modern materials and production methods to provide OEM-equivalent fitment and performance, and includes the piston, rings, pin and clips required for installation. A wrist pin bearing is available separately, with additional size options also available.Features Complete piston kit with piston, rings, pin and clips Intended for vintage 2-stroke engine rebuilds Provides OEM-equivalent fitment and performance Wrist pin bearing available separately Additional size options available Coated to assist running-in Specifications VintCo Part Number: PSU04-1.0 Piston size: 82.5 mm Oversize: +1.00 mm Piston measurement: 82.43 mm Clearance: 0.07 mm Forged piston MoS2 coated Made in Germany Vehicle Fitments 1971 Husqvarna CR400 1972 Husqvarna CR400 1973 Husqvarna CR400 1974 Husqvarna CR400 1974 Husqvarna WR400 1975 Husqvarna WR400

Read more less

VintCo PSU04-00 is a standard-size piston kit for Husqvarna CR400 and WR400 vintage 2-stroke motorcycles, intended for rebuild and maintenance work. It is manufactured using modern materials and production methods for OEM-type fitment and performance, and includes the piston, rings, pin and clips; the wrist pin bearing is available separately.Features Complete piston kit including piston, rings, pin and clips Suitable for vintage 2-stroke engine rebuild and maintenance Designed for OEM-type fitment and performance Wrist pin bearing available separately MOS2 coating to assist during break-in Specifications VintCo Part Number: PSU04-00 Product type: Piston kit Application: Husqvarna CR400 1971-1974 and WR400 1974-1975 Size: 81.5 mm standard Piston diameter: 81.43 mm Clearance: 0.07 mm Construction: Forged piston Country of manufacture: Germany Vehicle Fitments 1971 Husqvarna CR400 1972 Husqvarna CR400 1973 Husqvarna CR400 1974 Husqvarna CR400 1974 Husqvarna WR400 1975 Husqvarna WR400

Read more less

VintCo PSU04-0.5 is a piston kit for Husqvarna CR400 and WR400 vintage 2-stroke motorcycles, covering CR400 models from 1971 to 1974 and WR400 models from 1974 to 1975. This 82.0 mm piston kit is 0.5 mm oversize and includes the piston, rings, pin and clips. The piston is forged, manufactured in Germany, and uses modern materials and production methods to provide OEM-equivalent fitment and performance. It is also MoS2 coated to assist running-in. A wrist pin bearing is sold separately, and additional size options are available.Features Complete piston kit with piston, rings, pin and clips Suitable for vintage Husqvarna 2-stroke CR400 and WR400 models Forged piston construction Manufactured using modern materials and production techniques Designed for OEM-equivalent fitment and performance MoS2 coated to assist running-in Wrist pin bearing sold separately Additional size options available Specifications VintCo Part Number: PSU04-0.5 Piston diameter: 82.0 mm Oversize: +0.5 mm Piston measurement: 81.93 mm Clearance: 0.07 mm Country of manufacture: Germany Vehicle Fitments 1971 Husqvarna CR400 1972 Husqvarna CR400 1973 Husqvarna CR400 1974 Husqvarna CR400 1974 Husqvarna WR400 1975 Husqvarna WR400

Read more less

VintCo piston kit for the 1974 Husqvarna CR125 and WR125, intended for vintage 2-stroke engine rebuilds. This 56.5 mm piston is +1.5 mm oversize and is supplied with the piston, rings, pin and clips. It is produced using modern materials and manufacturing techniques for OEM-equivalent fitment and performance. A 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 Produced using modern materials and manufacturing techniques Designed for OEM-equivalent fitment and performance Wrist pin bearing sold separately Additional size options available Specifications VintCo Part Number: PSU03-1.5 Piston size: 56.5 mm Oversize: +1.5 mm Measured size: 56.44 mm Clearance: 0.06 mm Construction: Forged piston Coating: MoS2 Country of manufacture: Germany Vehicle Fitments 1974 Husqvarna CR125 1974 Husqvarna WR125

Read more less

VintCo PSU03-1.0 is a piston kit for 1974 Husqvarna CR125 and WR125 vintage 2-stroke motorcycles. This 56.0 mm, +1.0 mm oversize kit is intended for engine rebuild and replacement work and includes the piston, rings, pin and clips. It is manufactured using modern production methods for OEM-level fitment and performance, with a forged piston made in Germany. A wrist pin bearing is available separately, and additional size options are also available.Features Complete kit with piston, rings, pin and clips Intended for vintage 2-stroke engine rebuilds and replacement Designed for OEM-level fitment and performance Wrist pin bearing sold separately Additional size options available Specifications VintCo Part Number: PSU03-1.0 Piston diameter: 56.0 mm Oversize: 1.0 mm Piston size: 55.94 mm Clearance: 0.06 mm Piston construction: Forged Coating: MoS2 Country of manufacture: Germany Vehicle Fitments 1974 Husqvarna CR125 1974 Husqvarna WR125

Read more less

VintCo PSU01-1.5 is a piston kit for select Husqvarna 250 vintage 2-stroke models from 1974 to 1981, including CR250, WR250, OR250 and XC250 applications as listed below. The kit includes the piston, rings, pin and clips, and is produced using modern materials and manufacturing methods for OEM-style fitment and performance.Features Complete kit with piston, rings, pin and clips Suitable for vintage 2-stroke engine rebuilds Designed for OEM-style fitment and performance MoS2 coating supports running-in Wrist pin bearing available separately Other size options available separately Specifications VintCo Part Number: PSU01-1.5 Piston diameter: 71.0 mm Oversize: +1.5 mm Measured piston size: 70.94 mm Clearance: 0.06 mm Construction: Forged piston Coating: MoS2 Country of manufacture: Germany Vehicle Fitments 1974 Husqvarna CR250 1975 Husqvarna WR250 1975 Husqvarna CR250 1976 Husqvarna CR250 1976 Husqvarna WR250 1977 Husqvarna CR250 1977 Husqvarna WR250 1978 Husqvarna CR250 1978 Husqvarna OR250 1978 Husqvarna WR250 1979 Husqvarna CR250 1979 Husqvarna OR250 1979 Husqvarna WR250 1980 Husqvarna CR250 1980 Husqvarna OR250 1980 Husqvarna WR250 1981 Husqvarna CR250 1981 Husqvarna WR250 1981 Husqvarna XC250

Read more less

This VintCo piston kit is designed for Husqvarna CR250, OR250, WR250 and XC250 vintage 2-stroke models from 1974 to 1981. Manufactured using modern materials and production methods, it is intended to provide OEM-equivalent or better fitment and performance, and includes the piston, rings, pin and clips for engine rebuild or replacement work.Features Complete piston kit including piston, rings, pin and clips Suitable for vintage 2-stroke applications Designed for OEM-equivalent or better fitment and performance Wrist pin bearing sold separately Additional size options available Coating assists running-in Specifications VintCo Part Number: PSU01-1.0 Piston size: 70.5 mm Oversize: +1.0 mm Piston measurement: 70.44 mm Clearance: 0.06 mm Forged piston MoS2 coated Made in Germany Vehicle Fitments 1974 Husqvarna CR250 1975 Husqvarna WR250 1975 Husqvarna CR250 1976 Husqvarna CR250 1976 Husqvarna WR250 1977 Husqvarna CR250 1977 Husqvarna WR250 1978 Husqvarna CR250 1978 Husqvarna OR250 1978 Husqvarna WR250 1979 Husqvarna CR250 1979 Husqvarna OR250 1979 Husqvarna WR250 1980 Husqvarna CR250 1980 Husqvarna OR250 1980 Husqvarna WR250 1981 Husqvarna CR250 1981 Husqvarna WR250 1981 Husqvarna XC250

Read more less

This VintCo piston kit is a standard-bore 69.5 mm replacement for selected Husqvarna CR250, OR250, WR250 and XC250 vintage 2-stroke models from 1974 to 1981. Manufactured using modern materials and production methods for OEM-style fit 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 Complete piston kit with piston, rings, pin and clips Standard-bore replacement for listed Husqvarna 250 models Designed for OEM-style fit and performance Coated to assist running-in Wrist pin bearing sold separately Additional size options available Specifications VintCo Part Number: PSU01-00 Piston type: Forged Country of manufacture: Germany Coating: MoS2 Size: Standard Nominal size: 69.5 mm Piston measurement: 69.44 mm Clearance: 0.06 mm Cross-Reference OEM Part Numbers16 10 376-01Vehicle Fitments 1974 Husqvarna CR250 1975 Husqvarna WR250 1975 Husqvarna CR250 1976 Husqvarna CR250 1976 Husqvarna WR250 1977 Husqvarna CR250 1977 Husqvarna WR250 1978 Husqvarna CR250 1978 Husqvarna OR250 1978 Husqvarna WR250 1979 Husqvarna CR250 1979 Husqvarna OR250 1979 Husqvarna WR250 1980 Husqvarna CR250 1980 Husqvarna OR250 1980 Husqvarna WR250 1981 Husqvarna CR250 1981 Husqvarna WR250 1981 Husqvarna XC250

Read more less