If you have questions please contact us. Kit forged pistons Wossner for astra j gtc vxr 2.0 16V a20nft 9.3: 1 86mm. Compression ratio: 9.3: 1. You buy a full set of 4 pistons with rings, gudgeon pins and circlips. Wössner is considered by leading European manufacturers of motor racing engines as the piston of choice when building an engine not only to perform but to withstand the stresses and strains of competitive life.
Pistons Wössner have a coating ptfe on skirts and quality of 4032 Alloy (T6) which allows the engine builder to run a closer piston to bore tolerance then he might do on another piston brand . This eliminates the popping noise when starting from cold, a common phenomenon among the motors operating with forged pistons due to larger bore than the original games. The crowns of pistons are polished to better withstand the detonation of a high performance engine.
The polishing allows a more uniform distribution of heat inside the room, which will help prevent \The price includes all the piston rings and studs. The item \engine parts \ piston rods \The seller is \This article can be shipped worldwide.