BERYLIUM VALVE SEAT RING SET EJ205/EJ207/EJ255/EJ257 (TA310A-SB01A) 1637 Designed with a single mid-pipe

Designed with a single mid-pipe and incorporating a DUMP right after the downpipes

2WD 1985 Chevrolet C20 Suburban 2WD

SUPER-LITE

Description_ASC DP51470NDX+GD1422 Description_ASM Rear S6K FMSI D1018 2004 thru 2008 AUDI S4 4

Aerodynamically designed for optimized performance

BERYLIUM VALVE SEAT RING SET EJ205/EJ207/EJ255/EJ257 (TA310A-SB01A) 1637 Designed with a single mid-pipeThe function of which valve sheet is asked, is maintaining air tightness with a valve, and generally wear resistance is required. However, with the engine used by high rotation and high load, the cooling performance of a valve sheet becomes very important further, and it is greatly concerned with an engine output. When engine is high rotation and high load, it is impossible to achieve high output from the engine if cooling performance of the cylinder