Howards Valve Spring Set 98515; Stock Diameter Perf Single, 100 lbs @ 1.88 in.

Howards 98515 Stock Dia Performance Single 1.510 Valve Spring Set

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For Stock Diameter Performance Single with Damper Valve Springs; 1.510 Howards C

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Howards for Performance Single with Damper Valve Springs 1.265 98218

Howards Cams 98515 Performance Valve Spring Set OD: 1.510 in. ID: 1.110 in. Seat