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HOW-98515-K31 PART NUMBER
Howards Cams 98515-K31 Valve Spring Kit, 3/8" Valve Stem$210.95
Valve Spring kit, 3/8 Valve Stem, .520" Max lift, Performance Valve Springs, 7 Degree Retainers, 7 Degree Valve Locks, Kit
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HOW-98515-K33 PART NUMBER
Howards Cams 98515-K33 Valve Spring Kit, 3/8" Valve Stem$192.95
Valve Spring kit, 3/8 Valve Stem, .520" Max lift, Performance Valve Springs, 7 Degree Retainers, 7 Degree Valve Locks, Kit
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HOW-98512 PART NUMBER
Howards Universal 1.150 Hydraulic Roller Valve Springs 98512$161.95
Dual Valve, w/o Damper, Hydraulic Roller / Mechanical Flat Tappet, 1.514" OD Outer, 1.135" ID Outer, 1.135" OD Inner, .795" ID Inner, 145@ 1.900 Closed Pressure, 360@ 1.300 Open Pressure, 360 Rate, .700" Max Lift, 1.150" Coil Bend, Set of 16 Learn More -
HOW-98513 PART NUMBER
Howards Universal 1.150 Polished Hydraulic Roller Valve Springs 98513$180.95
Dual Valve, w/o Damper, Hydraulic Roller / Mechanical Flat Tappet, 1.514" OD Outer, 1.135" ID Outer, 1.135" OD Inner, .795" ID Inner, 145@ 1.900 Closed Pressure, 360@ 1.300 Open Pressure, 360 Rate, .700" Max Lift, 1.150" Coil Bend, Set of 16 Learn More