Puch DOS Circuit Exhaust - Polished Stainless 254 The JDR valve takes up

The JDR valve takes up the basics of the Bidalot label valve used in G2 race in the 90s

Some say these are the strongest of the stock bells

This pipe only performs with a 70cc+ cylinder and a minimum of a 19mm carburetor

There are no gaskets included with these

The engine starts up but of course the new owner should go over the bike to be sure it is up to their personal standards

Puch DOS Circuit Exhaust - Polished Stainless 254 The JDR valve takes upAll the blasty performance of a Proma Circuit but at an even more affordable price now in POLISHED STAINLESS!! This is the most commonly used pipe for Puch here in Atlanta. Excellent choice for stock or kitted bikes. Its a perfect first upgrade if you're still riding a stock bike and think you might want to add a cylinder kit later. Designed for Puch Maxi and similar models. So if you're putting this on a Magnum, Free Spirit, etc you will need to make