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BC0950B - Yamaha 998 Dual Spring/Steel Retainer/Seat Kit

Kit is intended for shim in aftermarket bucket setup. 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. BC retainers are machined from premium 6AL4V titanium alloy for added valve control above 10,000 rpm.
Type BC1950 Dual
Free Length 1.572" Outer/1.339" Inner
Seat 1.265" @ 76 lbs
Open 0.850" @ 192 lbs
Coil Bind 0.715"
Retainer BC2905B
Spring Seat BC2915
Net Cam Lift 0.490" / 12.44mm


$ 325.00