Piston kit with rings B4B 0.020" for Volvo PV444, Duett

Volvo B4B Oversize Piston Set – 75.51 mm (+0.020")

Oversize piston set with a 75.51 mm nominal bore, corresponding to +0.020" oversize, intended for Volvo B4B engine blocks bored and honed from standard size. Suitable for the Volvo B4B 1.4 OHV engine used in classic PV and Duett models, as well as similar restoration projects.

Supplied as a complete kit including four pistons, piston pins, and piston rings, making it easy to rebuild the entire engine in one operation.

A suitable choice for street use, vintage vehicles, regularity events, and historic racing where original character and reliability are key priorities. Provides stable compression and effective sealing when the engine block is restored to correct geometry and surface finish.

Technical Specifications

• Engine family: Volvo B4B (1.4 OHV)

• Bore diameter: 75.51 mm (+0.020")

• Kit contents: 4 pistons, piston pins, and piston rings

• Piston pin diameter: 19.05 mm (3/4")

• Recommended piston clearance: 0.04–0.06 mm