No hassle
returns
Live in-stock
inventory
Save over
60% retail
You have no items in your shopping cart.
June Sale: $426.12
In Stock
May ship from manufacturer
Free Shipping
Part number: K11-250-3
Competitor Pricing
Product Details
Comp Cams K11-250-3 Xtreme Energy Camshaft Kit
Products specifications
Advertised Duration 284 int./296 exh.
Advertised Exhaust Duration 296
Advertised Intake Duration 284
Assembly Lubricant Included Yes
Basic Operating RPM Range 2,300-6,500
Cam Style Hydraulic flat tappet
Computer-Controlled Compatible No
Duration at 050 inch Lift 240 int./246 exh.
Exhaust Duration at 050 inch Lift 246
Exhaust Valve Lash 0.000 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio 0.578 in.
Gaskets Included No
Grind Number CB XE284H-10
Intake Duration at 050 inch Lift 240
Intake Valve Lash 0.000 in.
Intake Valve Lift with Factory Rocker Arm Ratio 0.574 in.
Lifter Style Hydraulic flat tappet
Lifters Included Yes
Lobe Separation (degrees) 110
Locks Included Yes
Outside Diameter of Outer Spring (in) 1.509 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 non-roller
Valve Lift with Factory Rocker Arm Ratio 0.574 int./0.578 exh. lift
Valve Springs Included Yes
Valve Springs Required No
Valve Stem Seals Included Yes
Title K11-250-3 CamShaft Kit, CB XE284H-10
Engine Make/Size Chevy Big Block (396-454)
RPM Range 0-6750
Usage Street/Performance
Exh. Duration @ .050 in. (Deg) 246
Exh. Duration Advertised (Deg) 296
Exhaust Valve Lift (in.) 0.578
Int. Duration @ .050 in. (Deg) 240
Int. Duration Advertised (Deg) 284
Intake Valve Lift (in.) 0.574
Lifter Type Hydraulic Flat Tappet
  • Produces Better Throttle Response
  • Produces Top Engine Horsepower
  • Delivers Increased Engine Vacuum
  • 1 Year Limited Warranty
Reviews
Add your review
N
Overall quick shipping and nothing was missing or broken!
A little tricky install but fast with some help.
I like the fact that they have competitive pricing and there site is nice and secure.
B
Awesome prices.  Fast shipping.  Very happy!
M
I placed an order with autoplicity on Saturday order number 10468 I got it today and installed my new banks ram air box and it is awesome.  Thanks autoplicity my box from Banks looks like it just came off the shelf even after ups delivered it.
D
great prices and up to the minite shipping info
Show All Reviews
Fitment
Chevrolet Bel Air
1975 Chevrolet Bel Air ALL
1974 Chevrolet Bel Air ALL
1973 Chevrolet Bel Air ALL
1972 Chevrolet Bel Air ALL
1971 Chevrolet Bel Air ALL
1970 Chevrolet Bel Air ALL
1969 Chevrolet Bel Air ALL
1968 Chevrolet Bel Air ALL
1967 Chevrolet Bel Air ALL
1966 Chevrolet Bel Air ALL
1965 Chevrolet Bel Air ALL
Chevrolet Biscayne
1972 Chevrolet Biscayne ALL
1971 Chevrolet Biscayne ALL
1970 Chevrolet Biscayne ALL
1969 Chevrolet Biscayne ALL
1968 Chevrolet Biscayne ALL
1967 Chevrolet Biscayne ALL
1966 Chevrolet Biscayne ALL
1965 Chevrolet Biscayne ALL
Chevrolet Blazer
1973 Chevrolet Blazer ALL
Chevrolet Brookwood
1972 Chevrolet Brookwood ALL
Chevrolet C10
1981 Chevrolet C10 ALL
1980 Chevrolet C10 ALL
1979 Chevrolet C10 ALL
1978 Chevrolet C10 ALL
1977 Chevrolet C10 ALL
1976 Chevrolet C10 ALL
1975 Chevrolet C10 ALL
Chevrolet C10 Pickup
1980 Chevrolet C10 Pickup ALL
1979 Chevrolet C10 Pickup ALL
1978 Chevrolet C10 Pickup ALL
1977 Chevrolet C10 Pickup ALL
1976 Chevrolet C10 Pickup ALL
1975 Chevrolet C10 Pickup ALL
1974 Chevrolet C10 Pickup ALL
1973 Chevrolet C10 Pickup ALL
1972 Chevrolet C10 Pickup ALL
1971 Chevrolet C10 Pickup ALL
1970 Chevrolet C10 Pickup ALL
1969 Chevrolet C10 Pickup ALL
1968 Chevrolet C10 Pickup ALL
Chevrolet C10 Suburban
1980 Chevrolet C10 Suburban ALL
1979 Chevrolet C10 Suburban ALL
1978 Chevrolet C10 Suburban ALL
1977 Chevrolet C10 Suburban ALL
1976 Chevrolet C10 Suburban ALL
1975 Chevrolet C10 Suburban ALL
1974 Chevrolet C10 Suburban ALL
1973 Chevrolet C10 Suburban ALL
1972 Chevrolet C10 Suburban ALL
1971 Chevrolet C10 Suburban ALL
1970 Chevrolet C10 Suburban ALL
1969 Chevrolet C10 Suburban ALL
1968 Chevrolet C10 Suburban ALL
Show All Vehicle Fitments
Return Policy
Returns are easy at THMotorsports
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