This pipe is designed for 10-11k rpm peak power on ported 116cc + saws 3120,084,088,880
Designed for some down slope on the header and off to the recoil side of the saw. Since it is diy, you could use the pieces and locate the pipe where you want.
22 gauge mild steel easy to roll/work with.
3/16" thick flange
Includes flange, all pipe pieces and stinger material.
Highly recommend adding braces down to the case to help support the weight of the pipe.
This is the rolled cone option, cones are rolled the seam tac welded. Simemunir tweaks and sanding then assemble as you want.
