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Howards Cams Retro-Fit Hydraulic 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.
Manufactured on Dedicated High Precision Machines
Held to Strict Tolerances
High grade quality cores
100% Rockwell Tested & Parkerized Ensuring the Highest Quality
Hard protective packaging
Part Type: Camshaft
Application: Chrysler SB LA 273, 340, 360 1964-2003 318 1967-1991
Ignition Firing Order: (1-8-4-3-6-5-7-2)
Cam Style: Retro-Fit Hydraulic Roller Camshaft
Basic RPM Range: 1200-5700
Manufacturer's Description: Mild idle, street performance, big low end torque, should have 9.0:1+ CR, 1800+ stall.
Intake Duration @ .050": 221
Exhaust Duration @ .050": 225
Advertised Intake Duration (@ .006"): 274
Advertised Exhaust Duration (@ .006"): 278
Intake Valve Lift with OE Rocker Ratio (1.50): .475"
Exhaust Valve Lift with OE Rocker Ratio (1.50): .500"
Intake Lobe Lift: .316"
Exhaust Lobe Lift: .333"
Intake Valve Lift with 1.55 Rocker Ratio: .491"
Intake Valve Lift with 1.60 Rocker Ratio: .507"
Intake Valve Lift with 1.65 Rocker Ratio: .522"
Exhaust Valve Lift with 1.55 Rocker Ratio: .517"
Exhaust Valve Lift with 1.60 Rocker Ratio: .533"
Exhaust Valve Lift with 1.65 Rocker Ratio: .550"
Lobe Separation Angle: 112 Degrees
Intake Centerline: 108 Degrees
Lifters Included: No
Small Base Circle: No
Cam Gear Attachment: Single-Bolt
Valve Adjustment: Zero Lash Plus 1/2 Turn
Manufacturer: Howards Cams & Racing Components
Manufacturer's Part Number: 711915-12
Weight: 10.0 lbs.
Warranty: Race Application, No warranty expressed or implied
Quantity: Sold as Each
Note: Stock (O.E.) valve springs cannot be used.
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