Exhaust valve - Ø 35.5x8x111mm

• Points set with internal adjusting screw, suitable for distributors with and without vacuum advance
• Brand: Ducellier
• Renault OE Ref: 0854137800 / 608012 / 618701 / 71133 (Ducellier)

Suitable for:

• R12G: 1565cc Engine (Type 821-10 / 821-20)
• R15 TS and R17 TL: 1565cc Engine (Type 807-10 and 807-11)
• R16 L: 1470cc Engine (Type 697-01 / 697-02)
• R16 TS: 1565cc Engine (Type 807-03 / 807-04 / 807-05 / 807-06)
• R16 TL: Engine 1565cm³(Type 821-01 / 821-02 / 821-03 / 821-04)
• Alpine A110 1600S: 1596cm³ engine (Type 807G)
• Alpine A110 SC / SI: 1605cm³ engine (Type 844)
• Alpine A310: 1605cm³ engine

Engine 812 - 1600 cc - R8 G - A310/4

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 78mm
  • Cylinder Head Flange or Top Diameter (D): Ø 96mm
  • Cylinder Head Base Diameter (A): Ø 82.50mm
  • Overall height including skirts of cylinder liners (C): 143.5mm
  • Height from top of cylinder liner to base seal area (E): 92.50mm
  • Panel dimensions: Ø 22x66.25mm (Cirlip-free mounting)
  • Ring thickness: 1.75mm / 2mm / 4mm (Fireproof/Sealing/Scraper)
  • Base seal type: Paper gasket

Piston mounting direction : an arrow drawn perpendicular to the axis of the piston appears 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.