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Howards Cams Max Certified Hydraulic Flat Tappet Cam & Lifter Set
Confidence! That's what you get when you install a New Max Certified Cam & Lifter Set. Each set includes a performance hydraulic camshaft, a set of matching hydraulic flat tappet lifters and a bottle of Max ZPM oil additive for break-in (Max ZPM must be added to every oil change). So What happens if you still have a cam damaging event?...You're covered! They will replace your Max Certified Cam & Lifter Set at no charge for five years from date of original purchase. No worries that you may have overlooked something that damaged your new Max Certified™ camshaft. Didn't notice that retainer to seal clearance wasn't enough?...Covered! Valve spring coil bind?...Covered! While installing the cam, you drop it and it breaks in two?...Covered! Isn't it time to make a real performance change to your engine? With Max Certified Cam & Lifter Sets you're covered! Call for more details!
5 Year No Fault Warranty
Manufactured on Dedicated High Precision Machines
Held to Strict Tolerances
High grade quality cores
Rockwell Tested & Parkerized Ensuring the Highest Quality
Includes Matching Premium Lifters
Part Type: Camshaft and Lifter Set
Model: Max Certified Camshaft and Lifter Set
Application: American Motors (AMC) V8 290-401 1966-1991
Ignition Firing Order: OE (1-8-4-3-6-5-7-2)
Cam Style: Hydraulic Flat Tappet
Basic RPM Range: 1200-5200
Manufacturer's Description: Good idle, Street, Off-Road, Towing. Good fuel efficiency.
Intake Duration @ .050": 215
Exhaust Duration @ .050": 215
Advertised Intake Duration (@ .006"): 269
Advertised Exhaust Duration (@ .006"): 269
Intake Valve Lift with OE Rocker Ratio (1.60): .475"
Exhaust Valve Lift with OE Rocker Ratio (1.60): .475"
Intake Lobe Lift: .297"
Exhaust Lobe Lift: .297"
Intake Valve Lift with 1.65 Rocker Ratio: .490"
Intake Valve Lift with 1.70 Rocker Ratio: .504"
Exhaust Valve Lift with 1.65 Rocker Ratio: .490"
Exhaust Valve Lift with 1.70 Rocker Ratio: .504"
Lobe Separation Angle: 111 Degrees
Intake Centerline: 107 Degrees
Small Base Circle: No
Lifters Included: Yes, 91711
Break-In Additive Included: Yes (Max ZPM, 4oz.)
Cam Gear Attachment: Single-Bolt
Valve Adjustment: Zero Lash Plus 1/2 Turn
Manufacturer: Howards Cams & Racing Components
Manufacturer's Part Number: MC312481-11
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: Oil with ZDDP or ZDDP Additive (Included) Required
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