
Forged piston and rings set 83mm VW 2.5L Jetta MK5 07k + High Performance Turbo Exhaust Manifold
Forged piston and rings set 83mm VW 2.5L Jetta MK5 For VW 2.5L Jetta MK5 Nominal bore diameter: 83mm Recommended bore to piston to bore clearance: 0.08mm (For nitrous or extreme applications, consult your builder) Piston ring grooves: 1.5 mm / 1.5 mm / 2.0mm Compression height: 29.3mm. Dish volume: 12.7cc Pin offset: 1.10mm. Material: Forged aluminum 4032 T6. Average piston weight (unit, without pin): 329g (11.60 oz). Rated for 1000hp. Innovative high performance piston skirt design that provides: 1. Smaller piston to bore clearance 2. Less noise 3. Better ring seal 4. Higher power 5. Durability Features: Anti detonation grooves: protect the top ring by disrupting detonation waves and reduce piston-cylinder contact in high temperatures and engine RPM conditions. Accumulator groove: accumulates residual combustion gasses reducing top ring flutter and improving seal. Pin oil lubrication by broaches and oiler to reduce friction and increase durability. Super A Piston Pin VW 2.5