AFR 10 Degree Titanium Valve Spring Retainer - 1.5 in OD Dual Spring (Set of 16) Helmet Air System Motor 4L 90MM THROTTLE BODY

4L 90MM THROTTLE BODY

C6 and AOD

x "cans" from Browell

the Three Stage Retard Control has an optional start retard function that retards the timing 10 or 25 while cranking the engine

This high output pan design has a full kickout and a full length tray

AFR 10 Degree Titanium Valve Spring Retainer - 1.5 in OD Dual Spring (Set of 16) Helmet Air System Motor 4L 90MM THROTTLE BODYProduct Description: Valve Spring Retainer 10 Degree 1. 500 in OD Dual Spring Titanium Set of 16 For over thirty years Airflow Research has been defining technological leadership in cylinder head manufacturing and flow dynamics. This complete commitment to performance has enabled Airflow Research's cylinder heads to find themselves on the fastest race cars and the most powerful street machines in the country. As every engine builder will attest to,