800D1632 - Cylinders & Heads - Cylinder & Head 70 cc - Pro Series CYLINDER & HEAD "PRO 70" Code: 800D1632 Reference: EQ/D 74916 Pro Cast - Ni+CSiø Piston - 47.60Stroke - 40c.c. - 71.18Compression - 1:14.7C.V. ---R.P.M. - 15,000Break Down Parts* Mahle Rings - Pro Ring Gold 47.60 - 830A0530* Heads - Head Pro - 807D1632* Gaskets - Gasket Set Pro - 940R0332* Asso Pistons - Piston 47.60 A - 824D1630* Asso Pistons - Piston 47.60 B - 824D1631* Asso Pistons - Piston 47.60 C - 824D1632* Asso Pistons - Piston 47.60 D - 824D1633