AFR 10 Degree Titanium Valve Spring Retainer - 1.5 in OD Dual Spring (Set of 16) 36003BK 34 lb/in Spring Rate

34 lb/in Spring Rate

universal-type cargo/trunk mat

3/8" NPT thread-in probe

Hedman Hedders Painted Hedders Exhaust Header 99240 Tube Size 1

5 mm Center Thread

AFR 10 Degree Titanium Valve Spring Retainer - 1.5 in OD Dual Spring (Set of 16) 36003BK 34 lb/in Spring RateProduct 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,