Brian Crower Valve Spring - Single (Mitsubishi 4G63 Eclipse/Evo/Dodge SRT-4) - 1 only BC1100-1

Designed for high rpm, BC valve springs by PAC Racing are wound from only the highest grade, super clean, chrome silicone alloy and feature proprietary processing procedures for consistent pressures.

Type	Single
Free Length	1.879"
O.D./I.D. Outer	1.100" / 0.780"
O.D./I.D. Inner	n/a
Seat	1.550" @ 84 lbs
Open	1.000" @ 235 lbs
Coil Bind	0.935"
Retainer	BC2100, BC2159, BC2160
Spring Seat	OEM
Net Cam Lift	0.520" / 13.2mm