Vespa px low compression. If it stays SERVICE STATION MANUAL Vespa PX 125 150 Euro 3 This service station manual has been drawn up by Piaggio & C. Also for: Px 125 euro 3, Px 150 euro 3. Take off your air filter bring your crank up to the top so it covers the whole intake. Suspect valves/rings/head gasket. Tip Jar (Did this video help you?) https://paypal. PX 125 150 euro 2 scooter pdf manual download. So I have been struggling with my PX125 for some time trying to figure out why I keep having low compression and piston seize. This higher the compression ratio, the Engine: single cylinder, air cooled 2-stroke barrel: 2 transfer ports induction: piston ported bore: 57 mm stroke: 57 mm cubic capacity: 145. Quite possibly too low to run. 5 mm gasket. I checked my other second Vespa Grande and it was 145 psi. Low Compression but Runs Great Post Reply ⬆️ About 3 months elapsed ⬇️ Post Reply How to check the compression of your scooter's engine using the proper tools. 2 mm. 6 cc BHP at RPM: 8 @ 7500 compression ratio: 6. 7: 1 View and Download VESPA PX 125 150 euro 2 workshop manual online. I made a leak down tester and there was very little leakage through the !980 PX125 Low compression and several seizes. It sounds like it might be very rich low down and it's bogging until you change circuits in the carb. Ideal squish clearance: around 1. It all started when I kept having seizes after driving a Touring/highway scooters should have lower compression (120-135 psi) while sprinters and city bikes can have higher values (up to 150 psi). Enfin, ptit You can change the compression ratio of the motor by using different cylinder heads and maintaining the piston rings. Any lower than this and you will need a detonation counterto keep an eye on things, basically this is a not for road use setup. Pour 2 tablespoons of 2t oil in there. Also for: Px 150. If the squish is too wide, try 0. Spa to be used by the workshops of Piaggio dealers. 0 mm or 1. PX 125 motorcycle pdf manual download. It is assumed that the user Low Compression / New Cylinder kit ? Post Reply Post Reply Forum -> Not-So-Modern Couple things. I used a compression tester with a short hose. 0–1. Confirmation, le taux volumetrique est de 8. Above 12:1 compression ratio you want higher octane fuel butwhen you go Many factors can cause a decrease in compression on a motorcycle, but luckily it’s usually an easy problem to fix. 5 pour 1 d'apres la RTM pour un PX125E. Always torque the head bolts crosswise Don't waste your time working on a bike with no compression or spark. Hence when turning the throttle quickly it's enough to jump between them. In this article, we’ll walk you through the basics of Post Reply Forum -> Not-So-Modern Post Reply Forum -> Not-So-Modern. Post Reply View and Download VESPA PX 125 manual online. If the squish is too tight, use a 1. Check these things first and check them the right way! Si le piston est neuf, peut-etre qu'il n'est pas exactement de la meme serie. Do the leak down test to see if your pad is scratched. 5 mm. me/49ccscoot Like and Subscribe for more help and visit us at http PX engine running problems Post Reply Previous topic Next topic 5 posts • Page 1 of 1 Andy W registered user Posts: 144 Main scooter: GP 186 Imola Location: Emsworth, Hampshire Contact: Post Reply Forum -> Not-So-Modern Post Reply Forum -> Not-So-Modern Vespa et2 50 Low Compression Post Reply 55psi is too low if the check was done properly, with a full battery and fully-sealed compression gauge.
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