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Wossner Pistons

Wossner Zetec-S 1.6 16v ‘Sigma’ High Comp Forged Piston & H-Beam Steel Con Rod Package (K9541/G0110)

Zetec-S 1.6 16v ‘Sigma’ High Comp Forged Piston & H-Beam Steel Con Rod Package.

Manufacturer kit reference: K9541/G0110

Zetec-S 1.6 16v 'Sigma' High Comp Forged Piston Kit

Engine Code FYDA
YOM From 1998
YOM To 2001
Bore Size 79.5mm – K9541D050 , 79mm – K9541DA
Stroke 81.4mm
Compression Height 25.5mm
OEM Comp Ratio 11:01
Number of Rings 3
OEM Rod Length 136.18mm
Clip Part Number CW18
Pin Size 18mm
Pin Part Number WP031
Cylinders 4
Valves Per Cylinder 4
Suits Wossner Con Rod G0110
Con Rod Length C/C 136.18mm

1.6 16v Sigma H-Beam Connecting rods

Engine Code Sigma
Con Rod Length C/C 137mm
Con Rod Big End Dia 47mm
Con Rod Big End Width 20.8mm
Con Rod Small End Dia 18mm
Con Rod Small End Width 18mm
Con Rod Bolt 5/16"

Kit contents

  • Zetec-S 1.6 16v 'Sigma' High Comp Forged Piston Kit
  • 1.6 16v Sigma H-Beam Connecting rods
  • ARP Bolt 5/16" Thread 1.5" UHL 2000 Series ( 3AG1.505-2U) × 8
  • ARP Assembly Lubricant (100-9908)

Piston specifications by size

Piston reference Piston diameter Compression ratio Capacity
K9541D050 79.5mm 12.0:1 1616cc
K9541DA 79mm 12.0:1 1595cc

Piston diameter and cylinder bore are different measurements. Select the correct size and confirm the engine specification before ordering.

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