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Valve Springs - HR Series (16) 1.555 Dual Valve Spring - Hot Rod Series - Dual Spring / Damper - 469 lb/in Spring Rate - 1.150 in Coil Bind - 1.555 in OD - Set of 16

Valve Spring - HR Series (1) 1.555 Dual Valve Spring - Hot Rod Series - Dual Spring / Damper - 469 ln/in Spring Rate - 1.150 in Coil Bind - 1.555 in ID - Each

Rear Spring 5.5in ID 11in Tall Single Pigtail Coil Spring - Conventional - 5.5 in OD - 11 in Length - 175 lb/in Spring Rate - Single Pigtail - Rear - Steel - Black Paint - Each

Rear Spring 5.5in ID 11in Tall Single Pigtail Coil Spring - Conventional - 5.5 in OD - 11 in Length - 200 lb/in Spring Rate - Single Pigtail - Rear - Steel - Black Paint - Each

Throttle Springs - 2.500 Long - Medium Tension Throttle Return Spring - 2-1/2 in Free Length - Medium Tension - Steel - Natural - Each

Throttle Springs - 3.750 Long - Medium Tension Throttle Return Spring - 3-3/4 in Free Length - Medium Tension - Steel - Natural - Each

Rear Spring 5.5in ID 11in Tall Single Pigtail Coil Spring - Conventional - 5.5 in OD - 11 in Length - 225 lb/in Spring Rate - Single Pigtail - Rear - Steel - Black Paint - Each

Throttle Springs - 5.000 Long - Medium Tension Throttle Return Spring - 5 in Free Length - Medium Tension - Steel - Natural - Each

Rear Spring 5.5in ID 11in Tall Single Pigtail Coil Spring - Conventional - 5.5 in OD - 11 in Length - 250 lb/in Spring Rate - Single Pigtail - Rear - Steel - Black Paint - Each

1.034 Valve Spring Kit GM LS - Hot Rod Series Valve Spring - Hot Rod Series - Dual Spring - 392 lb/in Spring Rate - 1.020 in Coil Bind - 1.034 in OD - Chromoly Retainers / Locks / Viton Seals / Seat - Set of 16

Rear Spring 5.5in ID 11in Tall Single Pigtail Coil Spring - Conventional - 5.5 in OD - 11 in Length - 275 lb/in Spring Rate - Single Pigtail - Rear - Steel - Black Paint - Each

HR Valve Spring Kits - Beehive GM LS Valve Spring Kit - Beehive Spring - 313 lb/in Rate - 1.140 in Coil Bind - 1.290 in OD - Locks / Chromoly Retainer - Viton Seal - Seat - GM LS-Series - Kit