http://speed.academy/10-myths-of-cylinder-head-porting/ WebApr 8, 2024 · Champion cylinder head porters use math, aerodynamics, thermodynamics and physics to maximize airflow. By Greg Jones Apr 8, 2024 For years now, many folks in the industry have become solely fixated on cubic feet per minute (cfm) numbers when it comes to the performance of cylinder heads.
What Is a Cylinder Head? JEGS
WebSep 24, 2015 · Cathedral port cylinder heads have been mistakenly dismissed by many in LS-series circles for being “old-tech.” However, their thin cross-section allows for a high-velocity and smaller-volume runner design with excellent flow. For a street car, this design means excellent throttle response, torque and average power. Dyno tests have proven … WebOct 7, 2016 · If you flow a cylinder head on a 4.600˝ bore and put it on a 4.500˝ bore engine, it can kill 50 hp because it leaves a ridge all the way around. People buy heads that were designed for a 4.600˝ bore that … green and brown living room accessories
Stan Weiss
WebBecause the airflow path is shorter at the short turn radius, flow velocity tends to increase, just as it does over the curved surface of an airplane wing, and many cylinder head specialists widen the port floor at that point to equalize the … WebDec 4, 2024 · The flowbench is a useful tool which allows engine builders and cylinder-head specialists to measure gains or losses in airflow. Besides cylinder heads, airflow can be measured through other engine … WebHead Flow From CID and RPM Calculator March 5, 2024 These formulas are from A. Graham Bell s Performance Tuning in Theory and Practice.. This is the "minimum" amount of Flow @ 28" needed to attain Peak HP at your RPM point If you input 100 (%) for Volumetric efficiency this will be close to the maximum rpm at peak HP at your CFM. green and brown login in