Intake valve - Ø 28.2x7x72.85mm

The sets 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 59.95mm
  • Cylinder Head Flange or Top Diameter (D): Ø 72.75mm
  • Cylinder Head Base Diameter (A): Ø 62.40mm
  • Overall height including skirts of the cylinder liners (C):121mm
  • Height from the top of the liner to the base seal area (E): 112mm
  • Shaft dimensions: Ø 14x49.80mm (Cirlip-free mounting)
  • Ring thickness:1.45mm / 1.45mm / 3mm (Fireproof/Sealing/Scraper)
  • Base seal type: Copper gasket

Piston mounting direction: an arrow drawn perpendicular to the axis of the The piston ring is located 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 ​​specified by the manufacturer or given in the supplied instructions.

During installation, the ring end gap must be evenly distributed around the piston circumference at 120° intervals.

The sets are supplied with the following components:

• Liners (x4)
• Pistons (x4)
• Rings (x12)
• Panels (x4)

Dimensions of the various parts:

• • Liner bore diameter: Ø 55.8mm
  • Liner flange or top diameter (D): Ø 69.80mm
  • Liner base diameter (A): Ø 62.50mm
  • Overall height including skirts of cylinder liners (C):124mm
  • Height from top of cylinder liner to base gasket surface (E): 112.80mm
  • Shaft dimensions: Ø 16x46mm (Cirlip-free mounting)
  • Ring thickness:1.75mm / 2mm / 3.5mm (Fireproof/Sealing/Scraper)
  • Base gasket type: Copper gasket

Piston mounting direction: an arrow drawn perpendicular to the piston axis The figure is located 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 ​​specified by the manufacturer or given in the supplied instructions.

During installation, the ring end gap must be evenly distributed around the piston circumference at 120° intervals. 

Bearing Dimensions:

• Dimension: Repair Dimension (+0.50)
• Junnel Diameter (A): Ø 39.50mm
• Housing Diameter (B): Ø 44.01mm
• Bearing Width (C): 27.13mm (x2)
• Bearing Width (C): 30.12mm (x2)
• Bearing Width (C): 32.87mm (x2)
• Bearing Thickness (D) : 2.24mm
• Smooth, lug-type bearings with grease holes (x4) and grooves (x6)
• Bearing material: Bi-metal

Bearing Dimensions:

• Dimension: Stock Dimension (Standard)
• Junnel Diameter (A): Ø 39.99mm
• Housing Diameter (B): Ø 44.01mm
• Bearing Width (C): 27.13mm (x2)
• Bearing Width (C): 30.12mm (x2)
• Bearing Width (C): 32.87mm (x2)
• Bearing Thickness (D): 1.99mm
• Smooth, lug-type bearings with grease holes (x4) and grooves (x6)
• Bearing material:Bi-metal