Electro Polished Pro-Alloy Mechanical Roller Valve Springs
Style: Dual
Outer O.D.: 1.640"
Closed Pressure: 250 @ 2.000"
Open Pressure: 800 @ 1.150"
Coil Bind: 1.070"

Pacaloy Mechanical Roller Springs
1.62 Dia.
275 @ 2.000 Seat
810 @ 1.150 Open
1.100 Coil Bind

Pacaloy Mechanical Roller Springs
1.550 Dia
240 @ 1.900 Seat
625 @ 1.200
1.100 Coil Bind

Pro-Alloy Mechanical Roller Valve Springs
Triple
1.660
0.635
350 @ 2.100
1020 @ 1.200
745
1.145
0.895

Pacaloy Mechanical Roller Valve Springs
Dual
1.625 OD
0.851 ID
280 @ 2.100
847 @ 1.150
629 Rate

Small Diameter (1.374") Dual Valve Springs
455 @ 1.250
436 Rate
0.700 Max Lift
Set of 16

Small Diameter (1.374") Dual Valve Springs
455 @ 1.250
436 Rate
0.700 Max Lift
Set of 16

Pacaloy Mechanical Roller Springs
1.570 Dia.
275 @ 2.000 Seat
805 @ 1.200 Open
1.150 Coil Bind