Duration Vs Lift Recipes

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CHOOSING THE RIGHT CAMSHAFT FOR A PERFORMANCE ENGINE

Web Feb 6, 2015 The longer the duration, the rougher the idle and the higher the cam’s power range on the rpm scale. A cam with a duration of 240 …
From enginebuildermag.com
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CAM PROFILE MANIA | HOME MODEL ENGINE MACHINIST FORUM

Web Dec 25, 2016 If you want a good explanation of the current state of the art, V8 engine tuner extraordinaire David Vizard does a good job of laying it all out, duration vs lift, roller vs …
From homemodelenginemachinist.com

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VIDEO: UNDERSTANDING CAMSHAFT SPECIFICATIONS - ONALLCYLINDERS

Web Jun 19, 2012 The advertised duration number used to be called duration actually and when you bought a camshaft there was one duration spec listed and this was kind of the …
From onallcylinders.com

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CAM DURATION DIFFERENCE BETWEEN SOLID AND HYDRAULIC...

Web Nov 6, 2006 G. GRN69CHV. 9959 posts · Joined 2003. #4 · Nov 6, 2006. Re: Cam duration difference between solid and hydraulic, roller and flat tappet. In simple turns, a …
From chevelles.com

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WHAT'S MORE IMPORTANT FOR A CAM, LIFT OR DURATION?

Web Feb 14, 2011 X degree at 0.050 with a shorter lift cam vs. the same X degrees at 0.050 with a higher lift cam. (I 100% agree that once DURATION is added into the equation, & …
From cadillacforums.com

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CAM LIFT VS. DURATION - DON TERRILL’S SPEED-TALK

Web Dec 1, 2012 1 2 Next hollywood63 New Member Posts: 20 Joined: Wed Mar 01, 2006 9:28 pm Location: Cam Lift vs. Duration by hollywood63 » Sat Dec 01, 2012 7:24 pm I hope I …
From speed-talk.com

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DOHC W/ FINGER FOLLOWERS = BROAD TORQUE AND HIGH HP?

Web Apr 12, 2023 A finger rocker has less mass, and when optimized, can be reved higher. That’s basically its only performance claim, potentially lighter mass and therefore …
From advrider.com

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CAMSHAFTS, DURATION VS. LIFT - SHOPTALKFORUMS.COM

Web Jan 23, 2003 The W-120 with 1.25 rockers has .496"lift & 253* duration @.050". The Fk-7 with 1.4 rockers has .500"lift & 244*. Now .004" of lift is not enough to worry about, but 9 …
From shoptalkforums.com

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CAMSHAFT SPECIFICATIONS - GUIDELINES - HOT ROD MAGAZINE

Web Jul 7, 2004 DURATION: Duration is how long the cam holds the valves open. It's expressed in degrees of crankshaft rotation (remember, the cam rotates at half the speed …
From motortrend.com

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WHAT IS THE DIFFERENCE BETWEEN LIFT AND DURATION OF A CAMSHAFT

Web Jul 14, 2020 235 7.8K views 2 years ago #horsepower #camshaft A quick look at lift and duration of a camshaft and which one is more important. A simple illustration to explain …
From youtube.com

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MOPAR ENGINE PERFORMANCE GUIDE: CAMSHAFT, LIFTERS …

Web May 1, 2017 These two types of lift are influenced by the rocker arm ratio (typically 1.5 or 1.6). Valve lift tends to be the most popular lift number, and it is also the easiest to measure directly. Duration. Duration is defined …
From mopardiy.com

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THE DURATION GAME - STREET MUSCLE

Web Sep 2, 2015 The problem with comparing advertised duration numbers between different cam grinders is that not everybody uses 0.006-inch of tappet lift. They may use 0.004-inch for example. In this case, a …
From streetmusclemag.com

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CAM DURATION VS LIFT: WHICH IS BETTER? - DRIVEFACTO

Web on June 10, 2022 Cam Duration vs Lift: Which Is Better? When it comes to cam duration vs lift, which is better? This is a question that has been asked by many engine builders …
From drivefacto.com

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SECRETS OF CAMSHAFT POWER - CAR CRAFT MAGAZINE - MOTORTREND

Web Dec 1, 1998 Measuring duration at 0.050-inch tappet lift has become standard with most high-performance cams. Most engine builders feel that 0.050 duration is closely related …
From motortrend.com

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CHOOSING THE CORRECT CAMSHAFT FOR THE BUILD - ENGINE BUILDER …

Web Nov 21, 2014 The longer the duration, the rougher the idle and the higher the cam’s power range on the rpm scale. A cam with a duration of 240 degrees of higher will typically …
From enginebuildermag.com

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HOW TO CHOOSE A CAMSHAFT FOR STREET VEHICLES

Web Jan 2, 2012 Lift is the amount a cam lobe actually moves a valve off its seat and is measured in fractions of an inch. Duration is the amount of time a cam keeps a valve off of its seat, measured in degrees of crank rotation.
From onallcylinders.com

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WHICH IS BETTER, MORE DURATION OR LIFT - SR20 FORUM

Web Jun 23, 2006 The duration is measured at 0.15mm (0.0059") lift so if they were measured at 0.003" like JWT cams then the duration would be even bigger. 11.00mm lift and 268* …
From sr20forum.com

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#2---CHOOSING A CAM - HUGHES ENGINES

Web Camshaft size: Bigger or smaller is based on duration (how long the valve is open), not lift, more specifically duration @ 0.050" tappet lift.
From hughesengines.com

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CAMSHAFT LIFT AND DURATION THEORY - JDMCARS.COM

Web A cam's maximum lift doesn't just determine how far the valves lift off their seats, however. It also determines how *fast* the valve moves off the seat to the point of maximum lift …
From jdmcars.com

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WHAT TO CONSIDER WHEN SELECTING A HIGH-PERFORMANCE CAMSHAFT

Web Nov 28, 2022 It’s important to consult an engine builder or camshaft expert when looking to install a camshaft with increased lift. With so many engine types there is no “common” …
From hemmings.com

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CAMSHAFT DURATION VS. LIFT | FORDSIX PERFORMANCE FORUM

Web Jun 5, 2009 The cam that's in my rebuilt 200-6 is a Erson with 208/208 @0.050" lift duration and .420"/.420" max lift with lobe seperation angle of 111*. (lift is with 1.5:1 …
From fordsix.com

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DAVID VIZARD PERFORMANCE ENGINES, RECIPES, AND PARTS

Web 268 Intake / 268 Exhaust duration @ .006 106 degree lobe separation Special R&D Propitiatory lobe profile for a quiet valve-train and long spring life Can be ordered through …
From davidvizardperformanceengines.com

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