Order Status & Returns
Gift Cards
Help Center
1-800-345-4545
Vehicle Info NeededCOMP CAMSPART NUMBER: 249-12-727-9
Drag Race Mechanical Roller Camshaft Lift .660"/.630" Duration 317/330 RPM Range 5500-7800
$55895
Ships on 09/15/2026
Lowest Price GuaranteeChevy 262-400ci Small Block 1955-98(.900" Base Circle)
- Drag Race Mechanical Roller Camshaft
Lift .660"/.630"
Duration 317/330
RPM Range 5500-7800
Mechanical Roller-355 cu. in. and up, ported head, 5500 stall in light car. .900" base circle.
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
355+ c.i., ported head, 5500+ stall in light car, .900" base circle.
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 Height2.75
Package Width2.87
Package Length24.5
Weight8.0 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)292
Cam StyleMechanical roller tappet
Grind Number317ER-6
Exh. Duration Advertised (Deg)330-5
Engine Make/SizeChevy Small Block (262-400)
Intake Valve Lift With Factory Rocker Arm Ratio (I0.66
Int. Duration @ .050 In. (Deg)280
Basic Operating Rpm Range5,500-7,800
Intake Valve Lash0.026 in (0.66 mm)
Intake Valve Lift0.66 in (16.764 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)317
Lobe Separation (Deg)106
Rpm Range5500-7800
Advertised Duration317 int./330 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.63
UsageStrip
Valve Lift With Factory Rocker Arm Ratio0.660 int./0.630 exh.
QuantitySold individually
Exhaust Valve Lash0.028 in (0.711 mm)
Exhaust Valve Lift0.63 in (16.002 mm)
Advertised Intake Duration317
Intake Duration At 050 Inch Lift280
Exhaust Duration At 050 Inch Lift292
Advertised Exhaust Duration330
Lifter TypeMechanical Roller
Part FitmentSemi Universal
Duration At 050 Inch Lift280 int./292 exh.
Valve Springs RequiredYes
Vendor Part Number12-727-9
Package Qty1
Package TypeEA
No Questions
No Reviews
Items You Need
![Engine Assembly Lube [4 oz. Bottle]](https://www.jegs.com/images/mini_200/500/555/555-28000.jpg)
![Break-In/Engine Oil Supplement [12 oz. Bottle]](https://www.jegs.com/images/mini_200/500/555/555-28060.jpg)
![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)
JEGS
Universal Camshaft Installation/Removal Tool Includes 4 camshaft adapters
Part Number : 555-80599
$4779$51.99
You Save$4.20
![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)
COMP CAMS
Adjustable Timing Set Small Block Chevy V8 265-400ci (w/Thrust Bearing)
Part Number : 249-3100KT
$24295
COMP CAMS
Bronze Distributor Gear Chevy V6 90° 200-262, V8 265-400, V8 396-454
Part Number : 249-412
$8395
COMP CAMS
Endure-X Solid/Mechanical Roller Lifter Set Chevrolet 265-400 V8
Part Number : 249-891-16
$70595
ITEM YOU MAY ALSO CONSIDER
Some parts are not legal for use in California or other states with similar laws / regulations
