4WD Mechanix Magazine Home Page 4WD Mechanix Video Network 4WD Mechanix 'Tech and Travel' Forums Illustrated Technical Articles and How-to Site Content Directory Contact Us

Enter your keywords here and click!

Click here for  Access to the Mobile Version  of this Website!                             Click here for direct access to the 4WD Mechanix Magazine Facebook Page!  Join Us at Facebook![NKS_MENU]

Click the4WD Mechanix Video Network button for access to the HD video channel playlists. For a complete list of articles and videos, click the "Site Content Directory" button!

Jeep 4.6L Stroker Motor: Head Design and Re-Working the 4.0L Head!

This series includes six HD video interviews with Tony Hewes...In addition to the video on this page, you will find the other five HD videos at the '4WD Tech How-to Channel' playlist!

HD Video segment on Jeep inline six 4.0L/4.6L cylinder head building tips from Tony Hewes at Hewes Performance Machine.

The Jeep inline six 4.0L cylinder head built for 4.6L stroker motor duty!

     There is far more to a "valve job" than grinding valves. In this HD video, Tony Hewes shares details on combustion chamber design, piston crowns and "quench area". The engine build at hand is a 4.6L Jeep inline six stroker motor for rough trail and street legal highway use.

Porting work is not required for this level of engine use.

     In this HD video interview, championship engine builder Tony Hewes describes the kind of work that Hewes Performance Machine considers essential for long engine life, maximum performance and optimal fuel efficiency.

Want quality automotive machine work or a precision engine build-up? See the Hewes Performance Machine website at: