Save 10% Off All Steering Parts Enter STEER10 at checkout.

FREE SHIPPING on all orders $98+ See Details

Select Your Currency
Close
  • Africa
  • Americas
  • Asia
  • Europe
  • Oceania
Shop Kaiser Willys

New Replacement Piston with Pin - Standard
Fits 41-71 Jeep & Willys with 4-134 engine

Part # 801476

New Complete Piston with Pin in Standard Size (4 required per vehicle)

Replaces your burned out, scratched piston set. Comes complete ready for install. Fits both flat head and overhead valve motor. Highest quality available!!!

Application
4-134 engine

Fits:
41-45 MB
41-45 GPW
46-49 CJ-2A
49-53 CJ-3A
53-64 CJ-3B
55-71 CJ-5
50-52 M38
52-66 M38A1
46-53 Truck
46-53 Station Wagon
48-51 Jeepster

Part # Price
801476

$45.99

MSRP:

$45.99

MSRP:

1 Item has been added to your cart!
Close

Product Videos

Questions & Answers

Please Wait...

Ask Question Add Answer

All questions will be displayed after moderation. All answers will be displayed after moderation.

L-134 engine developed clacking noise. Suspect piston skirt. Also suspect original pistons were cast iron. Assume replacement pistons are aluminum. Are piston pins press fit or retained by snap rings? Best regards & thanks -

Willys Jeep Parts Tech:
They are aluminum and have a clip to hold in the pin.

I have a 41 willy with flat top . Piston bore 3.175 , what size piston rings should I purchase with a complete kit

Please email mike@Kaiserwillys.com to help out on this and we can confirm what vehicle and engine you have.

Hello Kaiser, Please, does the Item # 801476 include piston pin?

Willys Jeep Parts Tech:
Yes, that is correct.

I need a piston to fit a bore size 3.290. Can you tell me if this is available and if so what are the piston dimentions ane wrist pin dianeter.

Willys Jeep Parts Tech:
Standard bore is 3.125 on the 4-134 motor. Please keep in mind your gap for rings as well. Email mike@kaiserwillys.com and I can send you some links.

Hello Kaiser, Please, what is the maker from, for this piston ??? Does it's Federal Mogul ? or who else ? All the Best. Mike.

Willys Jeep Parts Tech:
Currently Sealed Power

I woud like to change the piston in my Willis 1967 coud you tell me if i shoud take the mesure on top of the piston or in the bottum to see if they are oversize.

Willys Tech:
A lot of times your piston will be stamped on the top of it. Standard bore for the 4-134 engine is 3-1/8.

What is the size of a standard piston for a 1947 cj2a?

Willys Tech:
The 4-134 engine had a standard bore of 3-1/8 originally.

What's the best piston size for todays unleaded petrol (88 octane)?

Willys Tech:
It really is more what size the bore of your block is. We carry standard thru .080

does the replacement piston for the 134 engine come with rings?

Willys Tech:
This is piston and pin only. You will need to order part number: 941885 for the piston ring set.
Request Catalog
X
THANK YOU! Your catalog request has been submitted successfully. Please note:

If your catalog does not arrive within 7-10 business days, call us Toll-Free at (888) 648-4923.

Email Subscription
X
THANK YOU! You have successfully subscribed to our newsletter.
Contact Form
X
THANK YOU! Your contact form request has been submitted successfully.
Photo Contest
X
SUCCESS! Your photo contest entry has been submitted!
Browser warning
The browser you are using to visit our website is no longer supported. For the best browsing experience, please visit us using a different browser.
I understand, close this message