The Ford Barn

aviator37 · 05-26-2017, 10:13 AM

My various charts show ISO 1000 to be in the SAE 250 range.

Special Coupe Frank · 05-26-2017, 10:50 AM

EP (Extreme Pressure) lubricants should not be needed in a Model A.

They are essential for Hypoid rear-ends, which were developed later-on.

Model A just has spiral-bevel in the rear.

Straight-cut spur-gears in the tranny.

05-26-2017, 10:13 AM	#21
aviator37 Junior Member Join Date: Oct 2016 Posts: 22	Re: ultimate 600w replacement My various charts show ISO 1000 to be in the SAE 250 range.

05-26-2017, 10:50 AM	#22
Special Coupe Frank Senior Member Join Date: May 2010 Location: Northeast Penna Posts: 2,108	Re: ultimate 600w replacement EP (Extreme Pressure) lubricants should not be needed in a Model A. They are essential for Hypoid rear-ends, which were developed later-on. Model A just has spiral-bevel in the rear. Straight-cut spur-gears in the tranny.