The Ford Barn

Werner · 07-14-2021, 01:06 PM

Guten Abend.

Is there a data sheet for the delivery rate of the oil pump and the oil pump pressure against a closed pressure line?

Or has someone made their own approximate measurements?

I thank you in advance for any advice!

Bob Bidonde · 07-15-2021, 08:30 AM

This is from MAC's webpage https://www.macsautoparts.com/modela_specs2#oil

Oil Pump Specifications

Type: Pump, splash, gravity feed
Crankshaft Bearings: Gravity feed
Connecting Rods: Splash
Camshaft Bearings: Gravity feed
Oil Pump Type: Gear
Oil Pump Capacity: 9 pints, minimum at 1300 rpm
Oil Pump Pressure: 80-100 pounds
Oil Pump Shaft: 1/2" diameter (in 5/8" bore), except 1928 with 9/16" bore & undercut shaft (Model B used 5/8" bore with undercut shaft)
Oil Pump Gear Teeth to Housing Clearance: .001" to .002"
Housing Cover to Face of Gears Clearance: .001" to .002"
Drive Gear to Camshaft Gear Clearance: .003" to .005"

katy · 07-15-2021, 10:59 AM

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Quote:

Oil Pump Capacity: 9 pints, minimum at 1300 rpm

Is that 9 pints per second? minute? Or?

07-14-2021, 01:06 PM	#1
Werner Senior Member Join Date: Jan 2019 Location: Germany, near Aachen Posts: 1,153	Oil pump pressure/delivery Guten Abend. Is there a data sheet for the delivery rate of the oil pump and the oil pump pressure against a closed pressure line? Or has someone made their own approximate measurements? I thank you in advance for any advice! __________________ Beste Gruesse aus Deutschland, Werner Ford Model A, Roadster, 1928 Citroen 11 CV, 1947 Hercules W 2000, 1976; (with NSU-Wankel Rotary Engine), Canadian version

07-15-2021, 08:30 AM	#2
Bob Bidonde Senior Member Join Date: May 2010 Location: Long Island, NY Posts: 3,464	Re: Oil pump pressure/delivery This is from MAC's webpage https://www.macsautoparts.com/modela_specs2#oil Oil Pump Specifications Type: Pump, splash, gravity feed Crankshaft Bearings: Gravity feed Connecting Rods: Splash Camshaft Bearings: Gravity feed Oil Pump Type: Gear Oil Pump Capacity: 9 pints, minimum at 1300 rpm Oil Pump Pressure: 80-100 pounds Oil Pump Shaft: 1/2" diameter (in 5/8" bore), except 1928 with 9/16" bore & undercut shaft (Model B used 5/8" bore with undercut shaft) Oil Pump Gear Teeth to Housing Clearance: .001" to .002" Housing Cover to Face of Gears Clearance: .001" to .002" Drive Gear to Camshaft Gear Clearance: .003" to .005" __________________ Bob Bidonde