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: Zero Lash Plus ˝ Turn
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.