Starter amperage draw?

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Topic author
Moxie26
Posts: 1315
Joined: Sun Jan 06, 2019 8:20 pm
First Name: Robert
Last Name: Jablonski
* REQUIRED* Type and Year of Model Ts owned: 1926 Runabout
Location: New Jersey
MTFCA Number: 407
MTFCA Life Member: YES
Board Member Since: 1999

Starter amperage draw?

Post by Moxie26 » Sat Mar 18, 2023 11:53 am

What would be the average acceptable amperage draw on a Model T starter?

User avatar

TRDxB2
Posts: 5412
Joined: Tue Jan 08, 2019 4:56 pm
First Name: Frank
Last Name: Brandi
* REQUIRED* Type and Year of Model Ts owned: Speedster (1919 w 1926)
Location: Moline IL
Board Member Since: 2018

Re: Starter amperage draw?

Post by TRDxB2 » Sat Mar 18, 2023 11:58 am

Assuming one that is in correct working order
Free running with no load: 70 amps/5.5 volts/4000 RPM.
Cranking engine: 150-160 amps/5 volts/150 RPM
Stalled torque test: 450 amps/3-4 volts/12 foot pounds torque.
Attachments
63109.jpg
The past is a great place and I don't want to erase it or to regret it, but I don't want to be its prisoner either.
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Topic author
Moxie26
Posts: 1315
Joined: Sun Jan 06, 2019 8:20 pm
First Name: Robert
Last Name: Jablonski
* REQUIRED* Type and Year of Model Ts owned: 1926 Runabout
Location: New Jersey
MTFCA Number: 407
MTFCA Life Member: YES
Board Member Since: 1999

Re: Starter amperage draw?

Post by Moxie26 » Sat Mar 18, 2023 12:46 pm

Thank you Frank


Luke
Posts: 585
Joined: Fri Dec 13, 2019 1:04 am
First Name: Luke
Last Name: P
* REQUIRED* Type and Year of Model Ts owned: 1926
Location: New Zealand

Re: Starter amperage draw?

Post by Luke » Thu Mar 23, 2023 6:43 pm

In case anyone wants to print out Frank's sheet this may assist:

63109_cleaned.jpg

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