Order Status & Returns
Gift Cards
Help Center
1-800-345-4545
Vehicle Info NeededCOMP CAMSPART NUMBER: 249-12-222-4
Comp Cams Magnum Mechanical Flat Tappet Camshafts
$30995
Ships on 09/08/2026
Lowest Price GuaranteeChevy 262-400ci Small Block 1955-98
- Magnum 270S Mechanical Flat Tappet Camshaft
Lift:.468"/.468"
Duration:270°/270°
Lobe Separation Angle:110°
RPM Range:1500-5500
Streetable. Works with stock converter or best with 2000 stall. Lower gears. Noticeable idle.
| Operating Range: | 1500-5500 RPM |
| Duration Advertised: | 270° Intake / 270° Exhaust |
| Duration @ .050' Lift: | 224° Intake / 224° Exhaust |
| Valve Lift: | .468' Intake / .468' Exhaust |
| Lobe Separation Angle: | 110° |
265, 283, 307, 302, 305, 327, 350, 383, 400, 427, L46, L48, L65, LM1, LT-1, L82, L81, LS9, L83, L98, L05, LG3, LG4, LT1, LT4, Camaro, Corvette, Chevelle, Stingray, Silverado, C10, Firebird, Chevrolet, Chevy, Small Block Chevy, Caprice, Malibu, Impala, Nova, 355, GEN1, Monte Carlo, S10
Streetable. Works with stock converter, best with 2000+. Lower gears. Noticeable idle.
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Part TypeCamshaft
BrandCOMP CAMS
Package Height2.8
Package Width3.1
Package Length24.2
Weight9.1 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)224
Cam StyleMechanical flat tappet
Grind NumberCS 270S-10
Exh. Duration Advertised (Deg)270
Engine Make/SizeChevy Small Block (262-400)
Intake Valve Lift With Factory Rocker Arm Ratio (I0.468
Int. Duration @ .050 In. (Deg)224
Basic Operating Rpm Range1,500-5,500
Intake Valve Lash0.022 in (0.559 mm)
Intake Valve Lift0.468 in (11.887 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)270
Lobe Separation (Deg)110
Rpm Range1500-5500
Advertised Duration270 int./270 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.468
UsageStreet/Strip
Valve Lift With Factory Rocker Arm Ratio0.468 int./0.468 exh.
QuantitySold individually
Exhaust Valve Lash0.022 in (0.559 mm)
Exhaust Valve Lift0.468 in (11.887 mm)
Advertised Intake Duration270
Intake Duration At 050 Inch Lift224
Exhaust Duration At 050 Inch Lift224
Advertised Exhaust Duration270
Lifter TypeMechanical Flat Tappet
Duration At 050 Inch Lift224 int./224 exh.
Valve Springs RequiredYes
Vendor Part Number12-222-4
Package Qty1
Package TypeEA
No Questions
No Reviews
Items You Need
JEGS
Universal Camshaft Installation/Removal Tool Includes 4 camshaft adapters
Part Number : 555-80599
$4779$51.99
You Save$4.20
![Valve Spring Compressor [Stud Mount]](https://www.jegs.com/images/mini_200/500/555/555-80518.jpg)
![Valve Spring Compressor [Stud Mount]](https://www.jegs.com/images/mini_200/500/555/555-80521.jpg)
COMP CAMS
Magnum Double Roller Timing Set 1955-91 Chevy Small Block V8 265-400 (Except w/Factory Roller)
Part Number : 249-2100
$6295
![Precision Cam Degree Wheel Kit [11 in.]](https://www.jegs.com/images/mini_200/500/555/555-81621.jpg)
![159 Engine Break-In Oil Additive [12-Ounce]](https://www.jegs.com/images/mini_200/200/249/249-159.jpg)
![Break-In/Engine Oil Supplement [12 oz. Bottle]](https://www.jegs.com/images/mini_200/500/555/555-28060.jpg)
![Engine Assembly Lube [4 oz. Bottle]](https://www.jegs.com/images/mini_200/500/555/555-28000.jpg)
JEGS
Part Number : 555-80599
$4779$51.99
You Save$4.20
Some parts are not legal for use in California or other states with similar laws / regulations
