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Part number: 12-366-4
Product Details
Comp Cams 12-366-4 Xtreme Fuel Injection Camshaft
Products specifications
Advertised Duration 268 int./280 exh.
Advertised Exhaust Duration 280
Advertised Intake Duration 268
Basic Operating RPM Range 2,000-6,000
Cam Style Hydraulic flat tappet
Computer-Controlled Compatible Yes
Duration at 050 inch Lift 224 int./231 exh.
Exhaust Duration at 050 inch Lift 231
Exhaust Valve Lash 0.000 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio 0.515 in.
Grind Number 268XFI H13
Intake Duration at 050 inch Lift 224
Intake Valve Lash 0.000 in.
Intake Valve Lift with Factory Rocker Arm Ratio 0.520 in.
Lobe Separation (degrees) 113
Notes Requires exhaust upgrade, larger fuel injector, intake manifold plenum, and aftermarket computer chip.
Quantity Sold individually.
Valve Lift with Factory Rocker Arm Ratio 0.520 int./0.515 exh. lift
Valve Springs Required Yes
Title 12-366-4 CamShaft, CS 268XFI H-13
Engine Make/Size Chevy Small Block (262-400)
RPM Range 2000-9000
Usage Street/Performance
Exh. Duration @ .050 in. (Deg) 231
Exh. Duration Advertised (Deg) 280
Exhaust Valve Lift (in.) 0.515
Int. Duration @ .050 in. (Deg) 224
Int. Duration Advertised (Deg) 268
Intake Valve Lift (in.) 0.520
Lifter Type Hydraulic Flat Tappet
  • More Efficient Combustion Process
  • Faster Valve Openings And Closings
  • 1 Year Limited Warranty
Reviews
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K
Good price.  Painless checkout.
L
Fast and easy with my Paypal.
W
great experience, good price, item arrived within 4 days of purchase, would do business with again in future !
W
Hello, i am very pleased with Autoplicity, i found that they have the best price for the item that i ordered. I ordered Borla Atak exhaust for my 2013 Mustang 5.0. they save me well over a 100.00 on this muffler. I will tell all my friends about this site too, so they can get on the band waggon and save some $'s.
:)
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