How to mend ... Speed Engine Starts

hayter mower with B&S 375 engine, motor oscilates fast and slow?

The moter starts up OK, but after a few seconds the speed is no longer steady, but oscillates between fast and... [Read more]

How can I fix my Troy-bilt 5.5 HP Tecumseh snowblower ?

Doesn't seem to be running at full engine speed(almost like choke was still slightly engaged). Bogs down & sta... [Read more]

Dieing engine?

I have a 42a707/2238-e1. It starts by chocking and runs at high speed for 15 to 30 seconds and dies when choke... [Read more]

How can I adjust idle speed of my Mountfield SP470?

I have inherited an SP470 with a house purchase. It starts fine but cuts out unless you have the throttle pul... [Read more]

engine will not run?

when i pull the string the engine starts but then the engine will not run smoothly and seems to chug at a very... [Read more]

briggs & stratton ride on lawnmower 11.5 bhp?

drained petrol oil for winter put in new petrol oil cleaned filter checked plug,starts let it run until warm y... [Read more]

How can I fix my 2005 Troy Bilt Bronco Riding Mower drive problem?

When I engage the transmission in either forward or reverse the drive belt (from engine to rear pully) starts ... [Read more]

the engine pulsates???

it starts fine, at idle or at full speed the engine pulsates in rpm. up then down. repeats over and over again... [Read more]

Craftsman Eager-1, 5.5 HP mower, need to adjust govenor?

I replaced the primer bulb, governor link and extension spring. Mower starts, but runs at a ver low idle. Thro... [Read more]

Engine starts but tractor wont get into gear?

My Craftsman 18 HP, 42" Mower with 6 speed transaxle Model # 917.276390. The engine starts, but the tractor wo... [Read more]

Briggs & stratton -power loss?

Have Briggs & stratton 375 fitted to champion lawn mower. Starts ok but looses power, engine speed slows down... [Read more]

Electronic BVS 153 Tecumseh Engine?

Hi I have an electronic BVS 153 engine on an MEP rotivator and I am having problems with the curburation. The ... [Read more]

What is wrong with my 35 CLASSIC engine ? ?

This engine is fitted to a horizontal mower. After 20 mins running it falters for 30 seconds and then stops a... [Read more]

How can I fix my Mountfield HP470?

My Mountfield HP470 always starts and runs fine for about 5 minutes, then for no reason (that I know of) the s... [Read more]

Briggs and Stratton Engine Trouble!!?

Hi I have a old Briggs and Stratton Model 92908, 1717, 0178121508.4 stroke with automatic choke i have replac... [Read more]

How can I fix my Briggs and Stratton Sprint 3.75 hp lawn mower?

My Briggs and Stratton Sprint 3.75 hp mower starts without a problem, but the engine speed continues to go up ... [Read more]

B & S SP460 lawn mower - Engine hunting?

Engine starts and runs fine until warn, then starts to 'hunt' - alternating from working speed down to almost ... [Read more]

my flymo quicksilver 46s engine speed needs to adjusting (running too slow)?

The engine starts & runs fine but seems to be running too slowly, There's a leaver on the carb which has 2 spr... [Read more]

Throttle Stuck? Craftsman 917.372270?

I recently got a used Craftsman model # 917.372270 4.0 HP, 22 in cut self propelled mower. The mower has liter... [Read more]

engine surges then stops?

We have a 3 year old Toro GTS personal speed mower. When it starts up the engine speed will alternate bewteen ... [Read more]