10 Degree Titanium Retainer Set of 16 for 1.500"-1.550" OD Double Springs 2006 pontiac solstice 18 Degree Heads

18 Degree Heads

The AVS2 Off-Road booster ring distributes fuel into the airflow stream with an even spray that eliminates flat spots and greatly improves throttle response in the low- to mid-RPM range without sacrificing top-end power

UMI a-arms are supplied with both sets of mounting sleeves to accept either hardware sizes

allowing for easy installation

10 Degree Titanium Retainer Set of 16 for 1.500"-1.550" OD Double Springs 2006 pontiac solstice 18 Degree Headsthese retainers feature better material consistency and bullet proof durability. These 10 degree retainers fit engines with 1. 500" 1. 550" OD valve springs.