Manley 221446SF-16 - Valve Spring, SPRING-1.620 DOUBLE
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Description
Description
Manley 221446SF-16 - Valve Spring, SPRING-1.620 DOUBLE
Valve Spring - NexTek - Dual Spring - 575 lb/in Spring Rate - 1.150 in Coil Bind - 1.400 in OD - Set of 16
Manley Valve Spring, SPRING-1.620 DOUBLE
From drag strips to short track and endurance circuits, the Manley NexTek® series is engineered for serious racers. NexTek® springs resist pressure loss and valve-train degradation even in the most demanding race conditions. That means more consistent spring force deep into a run, reduced valve bounce, and improved overall stability for high-RPM performance. Built to outperform and outlast in real-world competition.
- No degradation of spring pressure in the later stages of a race
- Specially processed premium-grade chrome silicon that is virtually free of impurities or surface irregularities
- Tested by leading engine builders and are confirmed to be the best performing valve springs on the market today

