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LUNATIPART NUMBER: 638-40120944
Oval Track Solid Roller Camshaft Small Block Chevy 262-400 Lift: .640" /.642"
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This product is no longer available. Please call customer service for assistance at 1-800-345-4545.
Oval Track Camshafts
- Oval Track Solid Roller Camshaft
- Lift: .640''/.642''
- Duration: 297°/305°
- LSA: 106 Deg
- RPM Range: 3800-7600
Good cam for oval track late model or sprint car on 1/4 - 3/8 mile tracks. Works well in large cubic inch motors on tacky tracks.
Small Block Chevy 262-400
Lunati's Solid Roller Tappet Camshafts offer you a myriad of choices. They have been computer designed to deliver added performance without being too harsh on valve train components. Developed basically for all out competition, Lunati Cams have powered more World Champions over the past few years than any other! And they don't sit around waiting for a new idea to fall out of the sky and hit them over the head. They are constantly testing and refining their products to stay at the forefront of racing technology.
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Street/Strip: These cams produce excellent power in mild to higher performance street and strip applications when moderate engine modifications have been made with proper gearing.Drag Race: The Lunati Drag Race Cams are available for a wide range of racing applications from Sportsman to Pro. These camshafts produce unmatched torque for launching the vehicle off the starting line and maximum horsepower for a strong finish.
Oval Track: This cam series from Lunati is designed to pull hard off the corner and have a broad powerband to accelerate down the straights. The right fit for pavement or dirt, these camshafts will give you the power and control that you need.
Part TypeCamshaft
Product LineLunati Solid Roller Tappet Camshafts
BrandLUNATI
Package Height2.8
Package Width3.0
Package Length24.3
Weight8.79 PG
Part CategoryPerformance Parts
Valve Lift With Factory Rocker Arm Ratio0.640 int./0.642 exh.
Cam StyleMechanical roller tappet
QuantitySold individually
Exhaust Valve Lash0.027 in (0.686 mm)
Intake Valve Lift With Factory Rocker Arm Ratio (I0.64
Advertised Intake Duration297
Basic Operating Rpm Range3,800-7,600
Intake Valve Lash0.025 in (0.635 mm)
Intake Duration At 050 Inch Lift264
Exhaust Duration At 050 Inch Lift272
Computer-Controlled CompatibleNo
Lobe Separation (Deg)106
Advertised Exhaust Duration305
Advertised Duration297 int./305 exh.
Part FitmentSemi Universal
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.642
Duration At 050 Inch Lift264 int./272 exh.
Valve Springs RequiredYes
Vendor Part Number40120944LUN
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
