Nos produits pour : 72-85 Sportster

Cast Piston Stroke 3,500″ Bore 3,188″ (80,9752 mm ) 9:1 Std. Cast Aluminium 1000 ccm (61 cui)

Cast Piston Stroke 3,500″ Bore 3,228″ (81,9912 mm ) 9:1 +.040 mm Cast Aluminium 1000 ccm (61 cui)

Forged Piston Kits Stroke 3,813″ Bore 3,2075″ (81,4705 mm ) 10:1 +.020 mm 1000 ccm (61 cui)

Piston Rings Stroke 3,500″ Bore 3,198″ (81,2292 mm ) Compression rings: 4 – 1/16, oil segment: 2 – 3/16 9:1 +.010 mm Cast Iron 1000 ccm (61 cui)