In stock


4032      Forged

Stock OEM piston crown shape

Stock Compression Ratio

358g      Weight

Bore Ø       86.00(+0.50)mm

Compression height  32mm

Valve pockets depth

Intake        4.0mm

Exhaust     3.5mm 

Pin             24x58mm

Rings         1.5 1.5 3.0mm 

Full kit:

4 pistons, 4 MAHLE ring sets, 4 Heavy Duty wrist pins and 8 clips

Turbo/Supercharged up to 1.5bar
Piston wall clearance 0.04mm
Ring End Gap
Top 0.4mm
Second 0.5mm
Oil 0.25-0.5mm


  • Product Code: 771001
  • Availability: 10
  • € 500

Available Options

Tags: Opel A20LTG