Head gasket Ø 80.5mm - 1647cc

• Need 3 AVP6815 gaskets and 1 AVP6816 gasket to equip one engine

• Intake pipe : Ø 29mm
• Exhaust pipe : Ø 25mm
• Fixing : holes aligned

Cap Dimensions:

• Inner Diameter: Ø 47mm
• Outer Diameter: Ø 49.5mm
• Height: 23mm

• The sets are supplied with the following components:

  • Liners (x4)
  • Pistons (x4)
  • Segments (x12)
  • Axles (x4)

  Dimensions of the individual parts:

  • Liner bore diameter: Ø 79mm
  • Liner collar or top diameter (D): Ø 96mm
  • Liner base diameter (A): Ø 84mm
  • Height including skirts (Overall) of the sleeves (C): 143.50 mm
  • Height from the top of the sleeve to the base seal area (E): 92.60 mm
  • Shaft dimensions: Ø 21 x 69 mm
  • (Cirlip-free mounting) Segment thickness: 1.75 mm / 2 mm / 4 mm (Fireproof/Sealing/Scraper)
  • Base seal type: O-ring

Piston mounting direction: an arrow drawn perpendicular to the piston axis is shown 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°.