2 stroke port theory. How does blowdown effect the intake??
16:19
Chainsaw Cutaway #2 : 2 stroke port timing explained!!
24:12
The REAL SECRET of the world’s FASTEST TWO STROKE!
21:15
Basic work saw porting tips
17:14
This Part Doubles Power in a Two Stroke!
29:08
let's talk about intakes! don't overlook these horsepower gains!
14:40
Porting Video # 1 - Cleaning up Intake & Exhaust Ports
10:21
How Much Power Do You Gain Porting Just The Exhaust Ports
11:14