FLATHEAD POLISHED PERFORMANCE VALVE SPRING SET (P/N JX-120-P)

 

INSTALLED HEIGHTVALVE SEAT PRESSUREVALVE OPEN
1.83090 POUNDS1.484-170

Performance Spring Set - Jax Vintage Valve Component

Springs wound from upper-clean chrome silicone wires, peened, heat treated, chamford and compound surfaced polished producing a longer spring life with a zero-sum defect reading of valve float, load loss or bounce under the performance flatheads high stress service. Set includes correct seat pressure, controlling hard anodized #7076 aluminum spring spacers, proper seven degree spring retainers, with heat treated matching machined valve locks. All producing that perfect desired 90 pound closed valve seat pressure.

Correct Seat Pressure
Machined Valve Locks
Longer Spring Life