BC1020-1 - Valve Spring - Dual (Honda/Acura B18A/B18B/B20B, Subaru EJ Series) - 1 only

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
Dual

Free Length
1.606"

Seat
1.400" @ 70 lbs

Open
0.905" @ 210 lbs

Coil Bind
0.815"

Retainer
BC2020, BC2020S, BC2305-16

Spring Seat
OEM

Net Cam Lift
0.470" / 11.94mm