Tech Tip #209: Ford LSG423 Gasket Identification Made Easy

The Ford Industrial Engine Model LSG423 uses different intake manifolds. Identifying which LSG423 gasket set to order can be difficult. The chart and directions below should be helpful in purchasing gaskets for your LSG423.
 

ALPHA CODE

CARB MOUNT

INTAKE PORT CONFIGURATION

MANIFOLD PN

GASKET PN

DESCRIPTION

A



E1ZZ-9424-B

D4FZ-9441-A

OVAL PORTS

B

E1ZZ-9424-B

E59Z-9439-A

“D” PORTS

C



E3TZ-9424-A

E3TZ9439-A

ROUND PORTS

 
 
After having located the sticker on the engine timing belt cover, check the engine code against the alpha table in the same way as noted above to determine whether the correct replacement part number appears in column “A”, “B”, or “C” on the appropriate catalog reference page.
In the event the Ford LSG423 engine has neither a nameplate nor a sticker on the timing belt cover, the proper engine code can be determined by a quick check of the intake ports. After having removed the intake manifold, compare the intake port configuration against the following three illustrations, each of which is keyed to one of three alpha code categories reference above for replacement part identification.
 
To contact Dr. Diesel™ directly, email him at DrDiesel@FoleyEngines.com. For parts and service for your Deutz, Ford engine call us directly at 800.233.6539. International customers can call us at 1.508.753.2979.

We take tech support seriously!

We hope that you will find this Tech Tip helpful. We believe that Tech Support matters and welcome your comments or suggestions.

Please email Dr. Diesel™ using our contact form or call us at 800.233.6539.