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Butler/Comp Custom Cam & Lifter Master Kit Pontiac HR K-51-423-11
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Pricing:
$1549.95
BPI-K-51-423-11
Benefits:
• Quicker opening lobe profiles deliver increased responsiveness & more area under the lift curve
• More vacuum allows a step up in duration for greater performance
• Best seller; excellent all around performance in street carbureted applications
• Specs 276/282, 224/230, .502/.510, 110LSA with 1.5 ratio rockers
• Lift with 1.65 ratio rockers: .552/.561
• Quicker opening lobe profiles deliver increased responsiveness & more area under the lift curve
• More vacuum allows a step up in duration for greater performance
• Best seller; excellent all around performance in street carbureted applications
• Specs 276/282, 224/230, .502/.510, 110LSA with 1.5 ratio rockers
• Lift with 1.65 ratio rockers: .552/.561
Description
Butler custom cam master kits are designed and tested kits built with the parts we think are best for the application. Each kit has the correct cam/lifter/and spring combination with everything you need to perform a top end performance upgrade without guessing if it will work.
Choice of Hyd. roller lifters
o Morel 5884R
o Johnson 2112-OPR
Timing Set: Pontiac Pro Billet Timing Set
o Billet Gears, 9 Keyway Crank Sprocket w/ Seamed Chain **Hone to fit if needed**
Valve Springs: LUN-73949-16 (Cast Iron D-Port)
o Type: Dual With Damper O.D. Outer: 1.440" I.D. Outer: 1.096" I.D. Inner: .750" Coil Bind: .950" Seat Load: 120@1.650" Open Load: 319@1.100" Rate (lbs/in): 363
Valve Springs: EDL-5845 (Cast Iron SD/RAIV and Edelbrock Heads)
o 1.460 in. O.D., 1.200 in. Coil Bind Height
Retainers:
o 10 Degree Chromoly Retainers- For 1.437''-1.500" Diameter Springs
Also includes a pushrod length checking tool for accurate push rod selection and matching locks and valve stem seals
Choice of Hyd. roller lifters
o Morel 5884R
o Johnson 2112-OPR
Timing Set: Pontiac Pro Billet Timing Set
o Billet Gears, 9 Keyway Crank Sprocket w/ Seamed Chain **Hone to fit if needed**
Valve Springs: LUN-73949-16 (Cast Iron D-Port)
o Type: Dual With Damper O.D. Outer: 1.440" I.D. Outer: 1.096" I.D. Inner: .750" Coil Bind: .950" Seat Load: 120@1.650" Open Load: 319@1.100" Rate (lbs/in): 363
Valve Springs: EDL-5845 (Cast Iron SD/RAIV and Edelbrock Heads)
o 1.460 in. O.D., 1.200 in. Coil Bind Height
Retainers:
o 10 Degree Chromoly Retainers- For 1.437''-1.500" Diameter Springs
Also includes a pushrod length checking tool for accurate push rod selection and matching locks and valve stem seals
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