Mastermind meets the NE346XP

Arborist Forum

Help Support Arborist Forum:

This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others.

Mastermind

Work Saw Specialist
Joined
Nov 21, 2009
Messages
36,449
Reaction score
42,846
Location
Tennessee
Here's a really nice little saw that belongs to one of our fine members.

attachment.php


attachment.php


attachment.php


Can you guess what I'm gonna do to it??? :msp_wink:
 
Stock numbers:

Compression: 145psi
Squish: .038

Intake Duration: 148° = 74° from TDC
Exhaust Duration: 146° = 107° from TDC
Transfers 123° from TDC = 16° Blowdown

Piston crown above ring: 138.

After machine work:

Intake Duration: 156° = 78° from TDC
Exhaust Duration 142° = 109° from TDC
Transfers 125° from TDC = 16° Blowdown

Squish .018

.030 popup


I've got the rough in done on the ports and started the smoothing and polish. Not sure where the compression and port timing are at at the moment. Here's a few pics. I had to take these with my video camera as my batteries died in my Canon. :cry:

attachment.php


attachment.php


attachment.php


attachment.php


attachment.php
 
Lots of work to do here.

attachment.php


attachment.php


attachment.php


attachment.php


Don't tell anyone about this port shape. It's a secret. :msp_mellow:

attachment.php
 
Back
Top