M-38A1 QUIZ-HOW WELL DO YOU KNOW THE M-38A1?

1952 - 1968, M38A1, M170, questions, discussions, regarding anything related to the M38a1 series.
Joe Gopan
Jeep Heaven
Posts: 49841
Joined: Sun Mar 02, 2008 12:37 pm
Location: Proving Ground

Re: M-38A1 QUIZ-HOW WELL DO YOU KNOW THE M-38A1?

Post by Joe Gopan » Thu Nov 01, 2018 9:42 am

This was fun while it lasted. :wink:
2011 MVPA PIONEER AWARD - MVPA #1064
HONOR GRAD-WHEELED VEHICLE MECHANIC SCHOOL 1960 - US ARMY ORDNANCE SCHOOL(MACHINIST) ABERDEEN PG 1962 - O-1 BIRD DOG CREWCHIEF - 300,000+TROUBLE FREE M-38A1 MILES
LIFE MEMBER AM LEGION-40/8-DAV
7 MIL SPEC MAINTAINED MV'S
COL. BRUNO BROOKS (ARMY MOTORS) IS MY HERO


Mark Jesic
G-Brigadier General
G-Brigadier General
Posts: 2473
Joined: Sun Jun 12, 2016 4:56 am
Location: Birmingham, England

Re: M-38A1 QUIZ-HOW WELL DO YOU KNOW THE M-38A1?

Post by Mark Jesic » Thu Nov 01, 2018 9:47 am

How about another quiz Joel, make the fun last a while longer, maybe on the MB ??? :D

Joe Gopan
Jeep Heaven
Posts: 49841
Joined: Sun Mar 02, 2008 12:37 pm
Location: Proving Ground

Re: M-38A1 QUIZ-HOW WELL DO YOU KNOW THE M-38A1?

Post by Joe Gopan » Thu Nov 01, 2018 10:00 am

MB is a nice topic, it is never ending. The M-38/M-38A1 topic is also a nice topic that compliments MB history. Discussing M-38/M-38A1 will shed theretofore never realized features of the MB that influenced M-38/M-38A1 development. Many of the improved features were driver and passenger oriented.
Note that there is comparativily little M38 and M-38A1 expertise exhibited by the MB/GPW crowd. :wink:
2011 MVPA PIONEER AWARD - MVPA #1064
HONOR GRAD-WHEELED VEHICLE MECHANIC SCHOOL 1960 - US ARMY ORDNANCE SCHOOL(MACHINIST) ABERDEEN PG 1962 - O-1 BIRD DOG CREWCHIEF - 300,000+TROUBLE FREE M-38A1 MILES
LIFE MEMBER AM LEGION-40/8-DAV
7 MIL SPEC MAINTAINED MV'S
COL. BRUNO BROOKS (ARMY MOTORS) IS MY HERO

Joe Gopan
Jeep Heaven
Posts: 49841
Joined: Sun Mar 02, 2008 12:37 pm
Location: Proving Ground

Re: M-38A1 QUIZ-HOW WELL DO YOU KNOW THE M-38A1?

Post by Joe Gopan » Mon Dec 03, 2018 8:48 am

For the M-38A1:
Has anyone ever seen Willys Part No. 809959, ORDNANCE Part No. 8332677? It's a small fibre disk and is not pictured in any of the M-38A1 SNL's.
2011 MVPA PIONEER AWARD - MVPA #1064
HONOR GRAD-WHEELED VEHICLE MECHANIC SCHOOL 1960 - US ARMY ORDNANCE SCHOOL(MACHINIST) ABERDEEN PG 1962 - O-1 BIRD DOG CREWCHIEF - 300,000+TROUBLE FREE M-38A1 MILES
LIFE MEMBER AM LEGION-40/8-DAV
7 MIL SPEC MAINTAINED MV'S
COL. BRUNO BROOKS (ARMY MOTORS) IS MY HERO

Warren Duchesne
G-Colonel
G-Colonel
Posts: 1770
Joined: Sun Dec 22, 2002 4:47 pm
Location: Monroe , La

Re: M-38A1 QUIZ-HOW WELL DO YOU KNOW THE M-38A1?

Post by Warren Duchesne » Mon Dec 03, 2018 9:29 am

Is that the factory install aid that centers the lower part of the horn rod .

Joe Gopan
Jeep Heaven
Posts: 49841
Joined: Sun Mar 02, 2008 12:37 pm
Location: Proving Ground

Re: M-38A1 QUIZ-HOW WELL DO YOU KNOW THE M-38A1?

Post by Joe Gopan » Mon Dec 03, 2018 9:44 am

Yes it is.
2011 MVPA PIONEER AWARD - MVPA #1064
HONOR GRAD-WHEELED VEHICLE MECHANIC SCHOOL 1960 - US ARMY ORDNANCE SCHOOL(MACHINIST) ABERDEEN PG 1962 - O-1 BIRD DOG CREWCHIEF - 300,000+TROUBLE FREE M-38A1 MILES
LIFE MEMBER AM LEGION-40/8-DAV
7 MIL SPEC MAINTAINED MV'S
COL. BRUNO BROOKS (ARMY MOTORS) IS MY HERO

Joe Gopan
Jeep Heaven
Posts: 49841
Joined: Sun Mar 02, 2008 12:37 pm
Location: Proving Ground

Re: M-38A1 QUIZ-HOW WELL DO YOU KNOW THE M-38A1?

Post by Joe Gopan » Fri Apr 05, 2019 8:35 pm

Early M-38A1 used "Anti Squeak" on the fender to body Joint. The factory switched to putty around late 1953. The putty known as Strip Calk and Scotch Calk is availible thru Automobile Paint Stores. (Auto Body Supply Stores).
2011 MVPA PIONEER AWARD - MVPA #1064
HONOR GRAD-WHEELED VEHICLE MECHANIC SCHOOL 1960 - US ARMY ORDNANCE SCHOOL(MACHINIST) ABERDEEN PG 1962 - O-1 BIRD DOG CREWCHIEF - 300,000+TROUBLE FREE M-38A1 MILES
LIFE MEMBER AM LEGION-40/8-DAV
7 MIL SPEC MAINTAINED MV'S
COL. BRUNO BROOKS (ARMY MOTORS) IS MY HERO

Joe Gopan
Jeep Heaven
Posts: 49841
Joined: Sun Mar 02, 2008 12:37 pm
Location: Proving Ground

Re: M-38A1 QUIZ-HOW WELL DO YOU KNOW THE M-38A1?

Post by Joe Gopan » Fri Apr 05, 2019 8:37 pm

M-38A1 had no provision from the factory for trailer safety chains.
2011 MVPA PIONEER AWARD - MVPA #1064
HONOR GRAD-WHEELED VEHICLE MECHANIC SCHOOL 1960 - US ARMY ORDNANCE SCHOOL(MACHINIST) ABERDEEN PG 1962 - O-1 BIRD DOG CREWCHIEF - 300,000+TROUBLE FREE M-38A1 MILES
LIFE MEMBER AM LEGION-40/8-DAV
7 MIL SPEC MAINTAINED MV'S
COL. BRUNO BROOKS (ARMY MOTORS) IS MY HERO

Joe Gopan
Jeep Heaven
Posts: 49841
Joined: Sun Mar 02, 2008 12:37 pm
Location: Proving Ground

Re: M-38A1 QUIZ-HOW WELL DO YOU KNOW THE M-38A1?

Post by Joe Gopan » Fri Apr 05, 2019 8:41 pm

There was a reason for the different than M-38 Steering gear in the M-38A1. Anyone know?
2011 MVPA PIONEER AWARD - MVPA #1064
HONOR GRAD-WHEELED VEHICLE MECHANIC SCHOOL 1960 - US ARMY ORDNANCE SCHOOL(MACHINIST) ABERDEEN PG 1962 - O-1 BIRD DOG CREWCHIEF - 300,000+TROUBLE FREE M-38A1 MILES
LIFE MEMBER AM LEGION-40/8-DAV
7 MIL SPEC MAINTAINED MV'S
COL. BRUNO BROOKS (ARMY MOTORS) IS MY HERO

Joe Gopan
Jeep Heaven
Posts: 49841
Joined: Sun Mar 02, 2008 12:37 pm
Location: Proving Ground

Re: M-38A1 QUIZ-HOW WELL DO YOU KNOW THE M-38A1?

Post by Joe Gopan » Sun Apr 07, 2019 7:41 am

Do you remember the correct I.D, Vacuum Wiper hose?
2011 MVPA PIONEER AWARD - MVPA #1064
HONOR GRAD-WHEELED VEHICLE MECHANIC SCHOOL 1960 - US ARMY ORDNANCE SCHOOL(MACHINIST) ABERDEEN PG 1962 - O-1 BIRD DOG CREWCHIEF - 300,000+TROUBLE FREE M-38A1 MILES
LIFE MEMBER AM LEGION-40/8-DAV
7 MIL SPEC MAINTAINED MV'S
COL. BRUNO BROOKS (ARMY MOTORS) IS MY HERO

Joe Gopan
Jeep Heaven
Posts: 49841
Joined: Sun Mar 02, 2008 12:37 pm
Location: Proving Ground

Re: M-38A1 QUIZ-HOW WELL DO YOU KNOW THE M-38A1?

Post by Joe Gopan » Sun Apr 07, 2019 7:49 am

What OEM Cooling System Component with a 3 Digit Weatherhead Part Number has been the same starting with Willys MA (and before) and used thru the M-38A1? It is still availible today.
2011 MVPA PIONEER AWARD - MVPA #1064
HONOR GRAD-WHEELED VEHICLE MECHANIC SCHOOL 1960 - US ARMY ORDNANCE SCHOOL(MACHINIST) ABERDEEN PG 1962 - O-1 BIRD DOG CREWCHIEF - 300,000+TROUBLE FREE M-38A1 MILES
LIFE MEMBER AM LEGION-40/8-DAV
7 MIL SPEC MAINTAINED MV'S
COL. BRUNO BROOKS (ARMY MOTORS) IS MY HERO

Joe Gopan
Jeep Heaven
Posts: 49841
Joined: Sun Mar 02, 2008 12:37 pm
Location: Proving Ground

Re: M-38A1 QUIZ-HOW WELL DO YOU KNOW THE M-38A1?

Post by Joe Gopan » Sun Apr 07, 2019 8:15 am

Have you ever noticed that the Battery Box on many M-38A1Jeeps has been painted with the protective Black BatteryBox Paint. It is listed in back of your ORD 7.
It was a PM Ritual in most motorpools.
2011 MVPA PIONEER AWARD - MVPA #1064
HONOR GRAD-WHEELED VEHICLE MECHANIC SCHOOL 1960 - US ARMY ORDNANCE SCHOOL(MACHINIST) ABERDEEN PG 1962 - O-1 BIRD DOG CREWCHIEF - 300,000+TROUBLE FREE M-38A1 MILES
LIFE MEMBER AM LEGION-40/8-DAV
7 MIL SPEC MAINTAINED MV'S
COL. BRUNO BROOKS (ARMY MOTORS) IS MY HERO

Warren Duchesne
G-Colonel
G-Colonel
Posts: 1770
Joined: Sun Dec 22, 2002 4:47 pm
Location: Monroe , La

Re: M-38A1 QUIZ-HOW WELL DO YOU KNOW THE M-38A1?

Post by Warren Duchesne » Sun Apr 07, 2019 5:11 pm

7/32 vacuum hose and the radiator drain cock .

Joe Gopan
Jeep Heaven
Posts: 49841
Joined: Sun Mar 02, 2008 12:37 pm
Location: Proving Ground

Re: M-38A1 QUIZ-HOW WELL DO YOU KNOW THE M-38A1?

Post by Joe Gopan » Sun Apr 07, 2019 9:44 pm

You are correct as usual. Trico still makes the hose. The Radiator Drain Cock? Weatherhead was the Manufacturer of A-1126 from WWII thru the last of the M-38A1 Jeeps. Weatherhead Part No. is 145 and is still on their parts list Weatherhead 145 Logo was stamped on it until several years ago until being bought by Eaton. The only thing that changed was the deletion of the "WH" logo the drain cock features remain the same. WH made them here inthe USofA, Eaton has them made over in China.
Two "atta boys" for Warren. :wink:

The mrtal tubing and hose fittings on MV Vacuum wipers is 1/4" O.D., the smaller 7/32" I.D. of the rubber hose ensures a leakproof fit.
2011 MVPA PIONEER AWARD - MVPA #1064
HONOR GRAD-WHEELED VEHICLE MECHANIC SCHOOL 1960 - US ARMY ORDNANCE SCHOOL(MACHINIST) ABERDEEN PG 1962 - O-1 BIRD DOG CREWCHIEF - 300,000+TROUBLE FREE M-38A1 MILES
LIFE MEMBER AM LEGION-40/8-DAV
7 MIL SPEC MAINTAINED MV'S
COL. BRUNO BROOKS (ARMY MOTORS) IS MY HERO

mdainsd
G-Colonel
G-Colonel
Posts: 1925
Joined: Mon Oct 16, 2017 1:01 pm
Location: San Diego, CA

Re: M-38A1 QUIZ-HOW WELL DO YOU KNOW THE M-38A1?

Post by mdainsd » Mon Apr 08, 2019 9:05 am

Ben Dover wrote:
Sun Apr 07, 2019 7:41 am
Do you remember the correct I.D, Vacuum Wiper hose?
7/32" I.D.
52 M38 2X, '52 M37, '44 WC51, '42 WC 56/57, '50 CJ-V35(U), '42 GPW, '44 M3A1 Scout Car, 2010 M-Gator


Post Reply

Return to “M38a1 Technical Knowledge Base”

Who is online

Users browsing this forum: No registered users and 42 guests