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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
AF816-08BLK-25
This Block is CNC machined from 6061-T6 alloy and hard anodised black finish
Bulkhead AN Nut
KN33-2106-1
Full Gasket SetSuit Chrysler 331 Hemi
"SP" Series Dual Valve Springs with Damper (16) 1.530" OD ISK8005SP Product:150LBS @ 1.875" Seat Pressure, 435LBS @ 1.225" Open Pressure, 1.160" AF816-08BLK-25"SP" Series Dual Valve Springs with Damper (16) 1. 530" OD 150LBS @ 1. 875" Seat Pressure, 435LBS @ 1. 225" Open Pressure, 1. 160" Coil Bind ISK8005SP K8005SP The "SP" series utilises "Hi Tensile" Chrome Silicon outer material. For applications with radical cams and or moderately high rpm, where traditional chrome silicon springs prove inadequate, the "SP" series is the next highest level of endurance. All "SP" series springs are Spintron Test Proven
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