Howards Camshaft Big Bottles 120973-12 NO Mechanical Roller BBC Mark IV 396-502 65-96

Fits BBC Mark IV 396-502 1965-1996, Mechanical Roller, 4500 to 7500 RPM Range, .737 Int .731 Ex Lift

$458.95

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This product is a non-stocking item for CNC-Motorsports and will be shipped directly from the manufacturer / supplier.

⚠ PROP 65 WARNING

⚠ WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer. Please contact us to obtain a list of harmful chemicals. For more information, go to www.P65Warnings.ca.gov.

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Description

All Howards camshafts use the highest grade cores available. They are Rockwell checked and Parkerized to ensure quality control standards.
This Big Block Chevy Mark IV 396-502 1965-1996 cam is designed for Big Bottle Cams - Nitrous Oxide, Rough idle, Great upper mid to top end performer, Needs good heads, 250+ nitrous systems, Requires Thrust Button, Requires upgraded distributor gear/fuel pump pushrod, Steel Billet, Firing Order: 1-8-4-3-6-5-7-2

Specifications

More Information
CNC Part Number	HOW-120973-12
Price	$458.95
Sold As	Single
Manufacturer's Part Number	120973-12
Brands	Howards
Part Types	Camshaft
Departments	Parts
Vehicle Make	BB Chevy
Camshaft Type	Mechanical Roller
RPM Range	4500 to 7500
Intake Lift	0.737
Exhaust Lift	0.731
Intake Duration at 50	277
Exhaust Duration at 50	291
Advertised Intake Duration	309
Advertised Exhaust Duration	323
Camshaft Series	Big Bottle
Valve Setting	Mechanical
Lobe Separation Angle	112

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