WISECO forged pistons for Opel Z20LET, 86.5 mm, 8.5:1, set

Forged pistons are stronger than cast ones and take more boost, rpm and heat. Bore, compression height, pin diameter and dome or dish volume must match the block, the rods and the cylinder head.

• Bore: 86.5 mm
• Oversize: +0.5 mm
• Piston pin diameter: 21 mm
• Compression height: 30.43 mm
• Compression ratio: 8.5:1
• Dome / dish volume: -20 cm³
• Ring set: 8650XX
• Pack: set for the whole engine
• Manufacturer part number: WKE367M865

Fits engines:

• Opel Z20LET (2.0L 16v)

Wiseco has made forged pistons and engine parts in the USA since 1941 for racing and modified engines.