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Camshaft Tuning - High Performance Camshaft
https://www.camcraftcams.com/tuning-your-camshaft-for-maximum-power/
Camshafts | Aftermarket High Performance Cams
https://www.crower.com/camshafts.html
The 220 series was designed for Hot Street, Oval Track or Drag racing. The 220 series is similar to the 290 series, but is designed to run with only the highest of rocker ratios. ... The 230 series was designed for Nationwide, truck & ARCA racing. The 230 series camshafts are designed to run in a very specific RPM powerband. RPM, rocker ratio ...
How to Build Racing Engines: Camshafts Guide - Muscle …
https://www.musclecardiy.com/performance/how-to-build-racing-engines-camshafts-guide/
LSA = (intake centerline + exhaust centerline) ÷ 2 LSA = (110° + 114°) ÷ 2 = 110°. If a cam is ground “straight up” both centerlines are the same. More commonly, cam companies grind their street cams 4 degrees advanced to help boost low-speed torque on …
Cam Gear Tuning - Tuning Advance, Retard, and Overlap …
https://www.hamotorsports.com/pages/cam-gear-tuning-tuning-advance-retard-and-overlap-for-power
Simple cam tuning rules for BOOSTED engines: * Advance intake and exhaust => more low-RPM power, less high-RPM power * Retard intake and exhaust => more high-RPM power, less low-RPM power * Less overlap => lower EGTs, faster turbo spool, less fuel * More overlap => higher EGTs, slower turbo spool, more fuel Boosted engines don’t like overlap.
How To Tune A Drag Car | Drag-Specific Tuning Secrets …
https://www.youtube.com/watch?v=0cxvL4pXQHA
Optimising the power delivery of a powerful drag car can mean the difference between crossing into the other lane and claiming a world record. In this webina...
Get Tuned Up: Five Tuning Tips For Drag Racing …
https://www.dragzine.com/tech-stories/get-tuned-up-five-tuning-tips-for-drag-racing-carburetors/
Tip #1: Size Matters — Why You Need A Correctly Sized Carburetor. Having the correctly-sized carburetor will make the tuning process much easier. If you don’t have the right size carburetor it can cause a series of problems from the second you try and start tuning. Since the carburetor isn’t acting efficiently, the problems it presents ...
Carb Science Series: Carb Tuning for Big-Cam Engines
https://www.enginelabs.com/engine-tech/carb-science-series-carb-tuning-for-big-cam-engines/
These Ultra XP carbs come in 600, 650, 750, 850, and 950 cfm sizes. Holley’s new line of Ultra XP carburetors offer these bypass holes drilled adjacent to the air cleaner stud. A small bypass needle and seat are easily adjusted to set the idle speed which allows the throttle plates to remain in the proper position.
Grinding it Out: Tips to finding the best cam for your …
https://www.nhra.com/news/2020/grinding-it-out-tips-finding-best-cam-your-application
This can, and often will throw off the phasing of the camshaft. On the cam gear, if something is only 1% out of whack, that will put your phasing off …
How to Tune Your Carbureted Car for Conditions – Part 1
https://www.racingjunk.com/news/how-to-tune-your-carbureted-car-for-conditions-part-1/
Here’s how: By adding more lash, what you have done is effectively shorten the camshaft duration (which also decreases the overlap). Due to this, the engine can build more cylinder pressure. When compensating for conditions with lash, it’s best to tune with the intake side first. Try increasing the lash by no more than 0.008-0.010-inch.
Modern Tuning Techniques For Holley Carburetors
https://www.dragzine.com/tech-stories/engine/modern-tuning-techniques-for-holley-carburetors/
Jet the carb for an air/fuel ratio between 14.7:1 and 15.3:1 (lambda 1.00 – 1.04) in all cases. But don’t lean it out to the point where the engine begins to stumble. WOT – Anything over about half throttle reduces manifold vacuum to a point where the power valve should open.
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