Stock Cast Iron Heads

Valve Springs and Spring Kits - Stock Cast Iron Heads

Spring Measurements

Butler recommended valves- Pontiac Cast Iron Heads (non RAIV/SD) has an install height of 1.600" with stock length valves.

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Items 1-11 of 11
Description: Butler Spring kit with valve springs, retainers, locks, seals, shims and install tool. For Cast Iron Heads
Item #: BPI-SK-HR-98438
Condition: New
Price: $379.95

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Description: Butler Spring kit with valve springs, retainers, locks, seals, shims and install tool. For Cast Iron Heads
Item #: BPI-SK-HR-995
Condition: New
Price: $349.95

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Description: Butler Spring kit with valve springs, retainers, locks, seals, shims and install tool. For Cast Iron Heads
Item #: BPI-SK-FT-68404
Condition: New
Price: $349.95

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Description: Butler Spring kit with valve springs, retainers, locks, seals, shims and install tool. For Cast Iron Heads
Item #: BPI-SK-HR-73949
Condition: New
Price: $349.95

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Description: 155 @1.600 355 @1.050 (.550 lift), .980 Coil Bind, For Cast Iron Heads Advertised coil bind height- 1.020" Actual coil bind height measured with 740-16 retainer- .980"
Item #: CCA-995-16
Condition: New
Price: $141.95

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Description: 1.384 Dual Springs 117 @ 1.600, 240 @1.100, Coil Bind @ 1.000 (Set)
Item #: CCA-988-16
Condition: New
Price: $129.95


Description: Crower Valve Springs 1.600" Installed Height (113 lbs.) 284 lbs@1.100"/304lbs.@1.050 / Coil Bind .950", 1.405" OD (Set) *Can use up to .590lift on cast iron Pontiac heads without cutting spring seats*
Item #: CRO-68404-16
Condition: New
Price: $13.95

Description: Still have good castings and don't know what parts you need for your heads? Let Butler help with the new Head Builder Kits.
Item #: BPI-HB-001-CI
Condition: New
Price: $599.95


Description: Type: Dual With Damper O.D. Outer: 1.465" I.D. Outer: 1.091" I.D. Inner: .807" Coil Bind: .950" Seat Load: 120@1.600" Open Load: 370@1.050" (.551 lift) Rate (lbs/in): 425 Quantity: 16
Item #: HOW-98438-16
Condition: New
Price: $189.95


Description: Type: Dual With Damper O.D. Outer: 1.440" I.D. Outer: 1.096" I.D. Inner: .750" Coil Bind: .980" Seat Load: 132@1.600" Open Load: 330@1.050" Rate (lbs/in): 363 Quantity: 16
Item #: LUN-73949-16
Condition: New
Please Call for Availability
***SEE PART# HOW-98438-16***

Call For Price: (866)762-7527
Price: $14.95
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Items 1-11 of 11