Husqvarna 372xp ported cylinder full#

No need to even think about numbers cause the pop up brings timing back to stock. The cool thing about the 268 piston is as long as you are smart enough to cut the pop up and get a good squish clearance your golden. this will likely get you more gains then any porting you do if you don't understand porting to begin with. this is the easiest way for a guy to get a fast 372 that can compete with the rest and is entirely reversable if you do the popup way. 3 of the ones i built were done with farmertec pistons $3 each lol chamber cutting way is trickier cause you got to degree the cylinder and bring everything back up which is a bit more involved then some should get. i've built 4 that way but without the popup and they will run with any other ported 372 even before any actual porting. just DO NOT lower the intake anymore if you port it. it's alot of intake duration but it doesn't seem to hurt them at all and no spit back. compression ends up 180-190 psi if you get it right and you can use an OEM base gasket. stock 372 is like 101/124/78 or something like that and with that piston cut with a pop up you get a compression increase with an acceptable squish clearence and an intake of 88 or so. i would advise you to keep your grinder away from that cylinder until you have a better understanding of porting. once the clearance is correct, assemble, and go cut wood. you will have to figure how much needs cut to get the proper squish clearance as just cutting off the difference in piston height will result in loose squish like all 372's have. You want to make a fast 372 with minimal risk? order a non windowed husqvarna 268 piston and get a machine shop to cut a pop up on the top. With this new lumber tax i have a feeling it may be shelved for a while I do have one i've been cutting with on the hill but i built it with an OEM 268 piston. Farmertec ring and wrist pin as well as it's a good bit shorter then the 372 pin. The farmertec ones i built are not seeing production but they are being tested by firewood hacks in the area to see if they hold up. The OEM 268 piston fits the rod like the OEM 372 piston. Just remember, YOU will determine the quality of your build even if it's as simple as cutting a piston to fit. I'm not gonna tell you to use a farmertec and have it grenade only to catch hell from you guys.

Husqvarna 372xp ported cylinder full#

Golf full circle 266 piston is worse sadly. Little disclaimer though, like many AM pistons the 268 piston from farmertec is to wide between the wrist pin journals and allows for some rod walk but minimal. The lighter piston makes a huge difference in the way it revs and throttle response. The OEM 268 piston is 73 grams and the farmertec is 66 grams. This will also likely get you more gains then any porting you do if you don't understand porting to begin with.įorgot the mention that the stock 372 piston is 97 grams with no pin, clips, or rings. This is the easiest way for a guy to get a fast 372 that can compete with the rest and is entirely reversable if you do the popup way. Chamber cutting way is trickier cause you got to degree the cylinder and bring everything back up which is a bit more involved then some should get.

3 of the ones i built were done with farmertec pistons $3 each lol. I've built 4 that way but without the popup and they will run with any other ported 372 even before any actual porting. It's alot of intake duration but it doesn't seem to hurt them at all and no spit back, just DO NOT lower the intake anymore if you port it. Compression ends up 180-190 psi if you get it right and you can use an OEM base gasket. Stock 372 is like 101/124/78 or something like that and with that piston cut with a pop up you get a compression increase with an acceptable squish clearance and an intake of 88 or so. I would advise you to keep your grinder away from that cylinder until you have a better understanding of porting. Once the clearance is correct, assemble, and go cut wood. You will have to figure how much needs cut to get the proper squish clearance as just cutting off the difference in piston height will result in loose squish like all 372's have. If you want a bar I have a husky branded powermatch 20' brandy new I can include for an extra $50.You want to make a fast 372 with minimal risk? Order a non windowed Husqvarna 268 piston and get a machine shop to cut a pop up on the top.

If someone wants to mess with this they can. so the saw is untested but quite complete. we are in the middle of a blizzard here in CT and its freakin cold. haven't run it, likely won't get to it soon. the am tank has been modded with an echo vent. I can include the am half wrap as is, or if you'd like I have an oem full wrap handle I can put on here. this saw is about half AM parts and half oem. JMS saw ported oem head which I trued up on the bridgeport. $450 shipped PHO paypal FF lower 48 only.