Front spring - Height 225mm (original dimension)

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 77.75mm
  • Cylinder Head Flange or Top Diameter (D): Ø 95.90mm
  • Cylinder Head Base Diameter (A): Ø 84mm
  • Overall height including skirts of cylinder liners (C):143.50mm
  • Height from top of cylinder liner to base seal area (E): 92.70mm
  • Shaft dimensions: Ø 21x66.35mm (Cirlip-free mounting)
  • Ring thickness:1.75mm / 2mm / 4mm (Fireproof/Sealing/Scraper)
  • Base seal type: O-ring

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. 

• Renault OE ref: 7700519170 / 7700638870 /7700676150 / 7701348231 /7701616841
• OE Simca Ref: 40231D

A steel fret is fitted on the surface of the oil seal for better sealing and reduced wear on the pulley.

• For fitting a belt width: 13mm

4CV: Drum brake (From 06/1953 until end of series)

Alpine A106: Drum brake

Dauphine (All models): Disc brake

Caravelle / Florida: Disc brake

R10 / R8 (All models): Disc brake

Alpine A110 and GT4: Disc brake

Matradjet: Disc brake 

This kit contains x4 hoses Ø 3/8"-24UNF - Length of hoses 32cm and 26cm