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Howards Cams Mechanical Roller Camshaft
From the humble beginnings to an industry leader today Howards Cams has not forgotten the customer. Howards Cams main objective is to produce the highest quality product at a reasonable price. The name Howards Cams has been synonymous with high performance camshafts in 1945. A great number of valvetrain innovation scan be traced back to Howards Cams is at the forefront of the camshaft industry. Money saving cam and lifter sets include cam, a matched set of premium lifters and assembly lube.
Part Type: Camshaft
Application: Ford Small Block 221-302 1963-1995, 351W 1969-96
Ignition Firing Order: (1-3-7-2-6-5-4-8)
Cam Style: Steel Billet Mechanical Roller Camshaft
Basic RPM Range: 2800-6600
Manufacturers Description: Lopey idle, strong mid-range with top end increase.
Intake Duration @ .050": 253
Exhaust Duration @ .050": 259
Advertised Intake Duration (@ .050"): 285
Advertised Exhaust Duration (@ .050"): 291
Intake Valve Lift with OE Rocker Ratio (1.60): .624"
Exhaust Valve Lift with OE Rocker Ratio (1.60): .624"
Intake Lobe Lift: .390"
Exhaust Lobe Lift: .390"
Intake Valve Lift with 1.65 Rocker Ratio: .643"
Intake Valve Lift with 1.70 Rocker Ratio: .663"
Intake Valve Lift with 1.72 Rocker Ratio: .670"
Exhaust Valve Lift with 1.65 Rocker Ratio: .643"
Exhaust Valve Lift with 1.70 Rocker Ratio: .663"
Exhaust Valve Lift with 1.72 Rocker Ratio: .670"
Lobe Separation Angle: 108 Degrees
Intake Centerline: 104 Degrees
Small Base Circle: No
Lifters Included: No
Cam Gear Attachment: Single-Bolt
Valve Adjustment: .022/.022
Manufacturer: Howards Cams & Racing Components
Manufacturer's Part Number: 221013-08
Weight: 14.0 lbs.
Warranty: Race Application, No warranty expressed or implied
Quantity: Sold as Each
Note: Stock (O.E.) valve springs cannot be used.
Note: Requires upgraded distributor gear.
Note: Ford SB 221-302 ignition firing order must be changed to 1-3-7-2-6-5-4-8.
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