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Part number: K34-771-9
Competitor Pricing
Product Details
Comp Cams K34-771-9 Xtreme Energy Camshaft Kit
Products specifications
Advertised Duration 280 int./286 exh.
Advertised Exhaust Duration 286
Advertised Intake Duration 280
Assembly Lubricant Included Yes
Basic Operating RPM Range 2,500-6,500
Cam Style Mechanical roller tappet
Computer-Controlled Compatible No
Duration at 050 inch Lift 242 int./248 exh.
Exhaust Duration at 050 inch Lift 248
Exhaust Valve Lash 0.018 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio 0.664 in.
Gaskets Included No
Grind Number XR280R-10
Intake Duration at 050 inch Lift 242
Intake Valve Lash 0.016 in.
Intake Valve Lift with Factory Rocker Arm Ratio 0.657 in.
Lifter Style Mechanical roller
Lifters Included Yes
Lobe Separation (degrees) 110
Locks Included Yes
Outside Diameter of Outer Spring (in) 1.535 in.
Pushrods Included No
Quantity Sold as a kit.
Retainers Included Yes
Rocker Arms Included No
Timing Chain and Gears Included Yes
Timing Chain Style Double roller
Valve Lift with Factory Rocker Arm Ratio 0.657 int./0.664 exh. lift
Valve Springs Included Yes
Valve Springs Required No
Valve Stem Seals Included Yes
Title K34-771-9 CamShaft Kit, FF XR280 R-10
Engine Make/Size Ford 429-460
RPM Range 2000-9000
Usage Street/Performance
Exh. Duration @ .050 in. (Deg) 248
Exh. Duration Advertised (Deg) 286
Exhaust Valve Lift (in.) 0.664
Int. Duration @ .050 in. (Deg) 242
Int. Duration Advertised (Deg) 280
Intake Valve Lift (in.) 0.657
Lifter Type Mechanical Roller
  • Produces Better Throttle Response
  • Produces Top Engine Horsepower
  • Delivers Increased Engine Vacuum
  • 1 Year Limited Warranty
Reviews
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A
First of all, I can not believe how fast I recieved my order, 2 DAYS! Best of all, the instructions made it easy for a non mechanic like me to install.
K
They were Very quick and i was very happy with the service i got!! 9-10*
B
Best price I could find on the web even after paying for shipping!  Shipped in a couple of days and great service!
J
The ordering process was very simple and the prices could not be beat.  The processing time to ship the order was a little longer than usual, but for the price savings, it was well worth it!
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Fitment
Ford Country Sedan
1974 Ford Country Sedan ALL
1973 Ford Country Sedan ALL
1972 Ford Country Sedan ALL
1971 Ford Country Sedan ALL
1970 Ford Country Sedan ALL
1969 Ford Country Sedan ALL
Ford Country Squire
1974 Ford Country Squire ALL
1973 Ford Country Squire ALL
1972 Ford Country Squire ALL
1971 Ford Country Squire ALL
1970 Ford Country Squire ALL
1969 Ford Country Squire ALL
Ford Custom
1972 Ford Custom ALL
1971 Ford Custom ALL
1970 Ford Custom ALL
1969 Ford Custom ALL
Ford Custom 500
1976 Ford Custom 500 ALL
1975 Ford Custom 500 ALL
1974 Ford Custom 500 ALL
1973 Ford Custom 500 ALL
1972 Ford Custom 500 ALL
1971 Ford Custom 500 ALL
1970 Ford Custom 500 ALL
1969 Ford Custom 500 ALL
Ford Elite
1976 Ford Elite ALL
1975 Ford Elite ALL
Ford F-100
1979 Ford F-100 ALL
1978 Ford F-100 ALL
1977 Ford F-100 ALL
1976 Ford F-100 ALL
1975 Ford F-100 ALL
Ford F100 Pickup
1979 Ford F100 Pickup ALL
1977 Ford F100 Pickup ALL
1976 Ford F100 Pickup ALL
1975 Ford F100 Pickup ALL
1974 Ford F100 Pickup ALL
1973 Ford F100 Pickup ALL
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Return Policy
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Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy