Dual Spring Kit w/ Titanium Retainers – Nissan | RNN14

High-performance dual valve spring kit with titanium retainers for Nissan | RNN14, improving valve control, high-RPM stability, and durability.

Attributes
Spring Type	Dual Valve Spring
Seat Pressure	75lbs @ 38.50mm
Retainer Material	Titanium

Specs
Outer Spring Od	29.65mm
Outer Spring Id	21.85mm
Inner Spring Od	20.50mm
Inner Spring Id	15.50mm
Seat Pressure	75lbs @ 38.50mm
Open Pressure	190lbs @ 10.00mm
Max Lift	12mm
Coil Bind	20.70mm
Safe Rpm Limit	8000
Retainer	ret-nsr20/t1
Retainer Qty	16
Seat Locator	use oem seat
Seat Locator Qty	16
Kit Spring	spr-h1005d
Rate	11.50lbs/mm
Kit Spring Qty	16