Convert ATR 3-Bolt Headers To 4-Bolt???

[buizilla]

Can it be done properly, If so, and you can do it or refer me to someone, please post or PM me. Thanks Greg.........

 

[DR BOOST]

precision has an adapter plate if you like the quick and ez route

 

[Nick Micale]

Can it be done properly, If so, and you can do it or refer me to someone, please post or PM me. Thanks Greg.........

It can be done properly if a adapter piece from round to rectangular is used for the transition.

The header shop that does these for me specializes in high-end custom headers, and does awesome work!