The kits are supplied with the following components:
- Cylinder Heads (x4)
- Domed Pistons (x4)
- Rings (x12)
- Pin (x4)
- Circle Clips (x8)
Dimensions of the various parts:
-
- Cylinder Head Bore Diameter: Ø 75.7mm
- Cylinder Head Flange or Top Diameter (D): Ø 89.75mm
- Cylinder Head Base Diameter (A): Ø 80mm
- Overall height including skirts of cylinder liners (C): 128mm
- Height from top of cylinder liner to base seal area (E): 94.80mm
- Shaft dimensions: Ø 20x63.5mm (Cirlip-free mounting)
- Ring thickness: 1.75mm / 2mm / 4mm (Fireproof/Sealing/Scraper)
- Base seal type: Paper gasket
Piston mounting direction: (arrow) drawn perpendicular to the axis of the piston, figure on the top of the piston. It must be oriented in the direction of engine rotation during the connecting rod's downward stroke (see manufacturer's instructions or diagram).
It is essential to check the ring end gap of each piston ring before installing them on the pistons, according to the values given by the manufacturer or in the supplied instructions.
During installation, the ring end gap must be evenly distributed around the piston circumference at 120° intervals.
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