Made in USA
Drag Race Mechanical Roller Camshaft Lift: .630" /.630" Duration: 288/296 RPM Range: 3200-6200
InfoVehicle Info Needed
COMP CAMSPART NUMBER: 249-12-900-9

Drag Race Mechanical Roller Camshaft Lift: .630" /.630" Duration: 288/296 RPM Range: 3200-6200

$55895
ShippingShips on Oct 27, 2026
Lowest PriceLowest Price Guarantee
Currently Unavailable

This product is currently not available. Please call customer service for assistance at 1-800-345-4545.

Chevy 262-400ci Small Block 1955-98
    Drag Race Mechanical Roller Camshaft
    Lift: .630''/.630''
    Duration: 288/296
    RPM Range: 3200-6200


    *Note: In order to use these camshafts in 1955-57 265ci blocks, it is necessary to machine a small groove in the rear main journal of the cam to allow oil flow to the top of the engine.

    **Note: Requires bronze gear, thrust button & wear plate.

    Great torque, 10:1 compression, 3500+ stall.

    Operating Range:3200-6200 RPM
    Duration Advertised:288° Intake / 296° Exhaust
    Duration @ .050' Lift:252° Intake / 258° Exhaust
    Valve Lift w/1.5 Rockers:.630' Intake / .630' Exhaust
    Valve Setting:.026' Intake / .028' Exhaust
    Lobe Separation Angle:106°

    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


    Best for heavy cars and small engines on short tracks. Good for 350-370 engine when maximum torque is needed. 10:1+ compression. Great torque, 10:1+ compression, 3500+ stall. Good for 350-370c.i.

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 Width3.6
Package Length24.6
Weight8.74 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)258
Cam StyleMechanical roller tappet
Grind NumberCS 288A-R6
Exh. Duration Advertised (Deg)296-6
Engine Make/SizeChevy Small Block (262-400)
Intake Valve Lift With Factory Rocker Arm Ratio (I0.63
Int. Duration @ .050 In. (Deg)252
Basic Operating Rpm Range3,500-6,900
Intake Valve Lash0.02 in (0.508 mm)
Intake Valve Lift0.63 in (16.002 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)288-5
Lobe Separation (Deg)106
Rpm Range3200-6900
Advertised Duration288 int./296 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.63
UsageStrip
Valve Lift With Factory Rocker Arm Ratio0.630 int./0.630 exh.
QuantitySold individually
Exhaust Valve Lash0.022 in (0.559 mm)
Exhaust Valve Lift0.63 in (16.002 mm)
Advertised Intake Duration288
Intake Duration At 050 Inch Lift252
Exhaust Duration At 050 Inch Lift258
Advertised Exhaust Duration296
Lifter TypeMechanical Roller
Part FitmentSemi Universal
Duration At 050 Inch Lift252 int./258 exh.
Valve Springs RequiredYes
Vendor Part Number12-900-9
Package Qty1
Package TypeEA
No Questions
No Reviews

Items You Need

Engine Assembly Lube [4 oz. Bottle]

JEGS

Engine Assembly Lube [4 oz. Bottle]

Part Number : 555-28000
$589$6.99
You Save$1.10
Break-In/Engine Oil Supplement [12 oz. Bottle]

JEGS

Break-In/Engine Oil Supplement [12 oz. Bottle]

Part Number : 555-28060
$1009$11.99
You Save$1.90
Valve Spring Compressor [Stud Mount]

JEGS

Valve Spring Compressor [Stud Mount]

Part Number : 555-80518
$919$9.99
You Save$0.80
Valve Spring Compressor [Stud Mount]

JEGS

Valve Spring Compressor [Stud Mount]

Part Number : 555-80521
$5299$57.19
You Save$4.20
Valvetrain Checking Springs Light tension springs

JEGS

Valvetrain Checking Springs Light tension springs

Part Number : 555-80523
$839$8.99
You Save$0.60
Universal Camshaft Installation/Removal Tool Includes 4 camshaft adapters

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.]

JEGS

Precision Cam Degree Wheel Kit [11 in.]

Part Number : 555-81621
$14699$161.99
You Save$15.00
159 Engine Break-In Oil Additive [12-Ounce]

COMP CAMS

159 Engine Break-In Oil Additive [12-Ounce]

Part Number : 249-159
$2395
Stud Girdle Chevy Small Block 265-400

COMP CAMS

Stud Girdle Chevy Small Block 265-400

Part Number : 249-4004
$33295
Positive Stop PTFE Seals Guide Size: .530"

COMP CAMS

Positive Stop PTFE Seals Guide Size: .530"

Part Number : 249-503-16
$3595
Super Valve Locks Angle: 10°

COMP CAMS

Super Valve Locks Angle: 10°

Part Number : 249-611-16
$4095
Hardened Lash Cap Thickness .080"

COMP CAMS

Hardened Lash Cap Thickness .080"

Part Number : 249-621-16
$5695
Hi-Tech Belt Drive System Small Block Chevy

COMP CAMS

Hi-Tech Belt Drive System Small Block Chevy

Part Number : 249-6500
$1,53595
Dual Valve Springs Outer Spring O.D.: 1.585 in.

COMP CAMS

Dual Valve Springs Outer Spring O.D.: 1.585 in.

Part Number : 249-944-16
$49795
Dual Valve Springs Outer Spring O.D.: 1.536 in.

COMP CAMS

Dual Valve Springs Outer Spring O.D.: 1.536 in.

Part Number : 249-954-16
$20295

ITEM YOU MAY ALSO CONSIDER

1955 - 1998 CHEVROLET 262

HOWARDS CAMS

1955 - 1998 CHEVROLET 262

Part Number : 466-111013-06
$48599
Some parts are not legal for use in California or other states with similar laws / regulations
p65 warning
Your Cart

Your shopping cart is empty!