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Technical FAQ

Here you will find explanations to frequently asked technical questions about Puch or one of our products. 

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Info center Technical FAQ posts

Why Is My Puch Running Poorly?

Why Is My Puch Running Poorly?

Why is your Puch running poorly after installing a new cylinder or performance part? Learn how to fix air leaks, carburetor jetting, ignition timing, clutch setup, and exhaust tuning for better acceleration, torque, and top speed....
23-04-2026
Rebuilding a Puch E50 engine: step-by-step guide

Rebuilding a Puch E50 engine: step-by-step guide

Learn how to rebuild a Puch E50 engine step by step. This guide explains bearing installation, oil seal fitting, crankshaft assembly, crankcase sealing, and common rebuild mistakes....
21-04-2026
Puch tuning! Which carburetor for 50cc, 70cc and 74cc cylinders?

Puch tuning! Which carburetor for 50cc, 70cc and 74cc cylinders?

Choose the right carburetor for your Puch with this complete guide. Learn which carburetor works best for 50cc, 70cc, and 74cc engines, compare Bing, Dellorto, and Polini, and discover how to tune your setup for maximum performance and reliability....
25-01-2024
Puch 2-stroke moped oil mixture

Puch 2-stroke moped oil mixture

How much oil should I mix? Use the calculation tool below to simply calculate your oil or Triboron mixing ratio....
08-09-2023
Is my Puch moped engine leaking air?

Is my Puch moped engine leaking air?

Find out how to recognize false air on a Puch moped engine, test for intake leaks, check common leak points, and prevent air leaks during assembly....
09-05-2023
Puch IGNITION adjustment with a TIMING INDUCTION LAMP

Puch IGNITION adjustment with a TIMING INDUCTION LAMP

The long-awaited Ignition video is finally here! Chris couldn't do it alone, so once again we called in our trusted presenter Erik to make it a fun episode. Basic ignition for 50cc and 70cc cylinders. ...
06-04-2023
These are THE 6 lubricants for your Puch moped!

These are THE 6 lubricants for your Puch moped!

The correct lubrication increases the life of your moped anyway! So which oil, grease and lubricants should you use to keep maintenance to a minimum? Chris explains it all. From WD40 to Triboron, everything is covered....
29-03-2023
Explanation Bing carburettor Puch Maxi

Explanation Bing carburettor Puch Maxi

Practical guide to Puch Maxi Bing carburettors, including 10mm, 12mm, 14mm and 15mm applications, parts, nozzle tube, throttle needle, float adjustment, main jet tuning and rebuild tips....
23-01-2023
Various stock Puch ignition

Various stock Puch ignition

Learn the differences between original Bosch, Iskra and Ducati Puch ignitions, including flywheel rotation, contact point adjustment and ignition troubleshooting....
23-01-2023
Differences in a Dellorto PHBG carburetor

Differences in a Dellorto PHBG carburetor

Learn which parts are found on a Dellorto PHBG carburetor, how the float chamber, jets, choke, air screw and idle screw work, and what the difference is between original and replica PHBG carburetors....
23-01-2023
Crazy Clutches! Puch Maxi clutches. Everything you MUST KNOW before mounting

Crazy Clutches! Puch Maxi clutches. Everything you MUST KNOW before mounting

This spring, it springs along! How do you make sure that your clutch does not rub against the clutch basket? What should you do before installing a clutch? What should you pay attention to when installing a clutch? Which springs should be used? How do you adjust the clutch springs? That and much mo...
22-01-2023
Tolerance is not a game!

Tolerance is not a game!

Today in our video: answer to a frequently asked question! How do you adjust a clutch bell on a Puch correctly so that there is no more play? ...
15-01-2023
Led light bulb on a Puch?!

Led light bulb on a Puch?!

You can find various led light bulbs in our webshop. Fitting an led bulb requires several adjustments to a Puch's electrical system. ...
28-12-2022
Top 4 most popular carburetors

Top 4 most popular carburetors

Compare the 4 most popular Puch carburetors from Puchshop: 15mm Bing replica, 17.5mm PHBG replica, 21mm Dellorto PHBG and 21mm Polini CP....
30-11-2022
HK GP race clutch adjustment Puch Maxi E50

HK GP race clutch adjustment Puch Maxi E50

Learn how to adjust the Puch Maxi E50 HK/GP clutch with the adjusting screw and extra weight. Includes engagement rpm table, tuning tips and spring warning....
24-08-2022
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