Accommodation exhaust valve (body) Vortex RKF KF Accommodation exhaust valve (body) Vortex RKF KF
Piston Cage 15x19x20 b2 b4 for Vortex DVS - RKF - DDS - DDJ Piston Cage 15x19x20 b2 b4 for Vortex DVS - RKF - DDS - DDJ
Protection Cap Spark Plug Thread OK OKJ KZ Protection Cap Spark Plug Thread OK OKJ KZ
Same thermal gradiation as NGK B10EG Same thermal gradiation as NGK B10EG
Same thermal gradiation as NGK B9EG Same thermal gradiation as NGK B9EG