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Ive got a surge problem wiht my &S lawn mower. 2013,
this is the first mow of the season. Ive changed the spark plug and checked the air filter (its clean) … read more
EricN910
EricN910
3,394 satisfied customers
Trying to start new lawn mower. Has gas, Has oil. been
Trying to start new lawn mower. Has gas, Has oil. been primed many times. It starts, but won't keep running … read more
EricN910
EricN910
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We just put in the correct spark plug to our mower with
We just put in the correct spark plug to our mower with fresh fuel and it won't spark and start. … read more
EricN910
EricN910
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WHICH CARBY FOR 450 SERIES 125 CC. LAWNMOWER. NEEDS NEW COIL
WHICH CARBY FOR 450 SERIES 125 CC JA: What specific tool or machine does this involve? Customer: LAWNMOWER JA: How long has this been going on with your lawn mower? What have you tried so far? Custome… read more
Vince O.
Vince O.
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High School or GED
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Husqvarna. Husqvarna lawn mower with /s engine surging model
husqvarna lawn mower with b/s engine surging model 725 ex 2 yers old … read more
Expert
Expert
173 cc Briggs lawn mower engine. Neighbor left if outside
173 cc Briggs lawn mower engine. Neighbor left if outside and it got wet inside. Replaced the carb. Seems to be hooked up correctly. Now when we pull to start the engine runs for a split second and th… read more
Hank F.
Hank F.
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High School or GED
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Briggs Stratton lawn mower Mower Engine will not start
Briggs Stratton lawn mower Mower Engine will not start compression … read more
Vince O.
Vince O.
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I have a small push mower with a 148 cc Briggs & Stratton
Hi. I have a small push mower with a 148 cc Briggs &b Stratton engine. The lawn mower has sat up unused for a couple of years. I got it out and cleaned the spark plug, which had oil on it. The engine … read more
Curtis B.
Curtis B.
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Associate Degree
19,291 satisfied customers
Have a toro lawn mower ... put in the tune up kit for the
have a toro lawn mower ... put in the tune up kit for the Briggs and Stratton engine... now mower sputters on first pull then will do nothing on subsequent pulls … read more
Curtis B.
Curtis B.
Technician
Associate Degree
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I have a 4.5 hp 125 mL Briggs & Stratton engine that has never
I have a 4.5 hp 125 mL Briggs & Stratton engine that has never been use is. It is a 2004 model it will fire up when you put quick start on the filter but it will not continue to run I don't Think is g… read more
Curtis B.
Curtis B.
Technician
Associate Degree
19,291 satisfied customers
I have a poulan lawn mower, 450 series, 148 cc. It starts but
I have a poulan lawn mower, 450 series, 148 cc. It starts but then stops running. After it starts it may run for 2-3 seconds, but then shuts down. I changed spark plug and air filter and now I need he… read more
Wayne
Wayne
Grand Pa
Vocational, Technical or Trade Scho
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The mower starts but the engine does not run at a even flow
The mower starts but the engine does not run at a even flow it sounds as if it is going to shut off. Also there is black exhaust coming out. The spark plugs were changed, added some motor oil (to Fill… read more
Rick
Rick
Factory Authorized Trainer
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i hava a briggs and stratton 450 series 148cc engine on my
i hava a briggs and stratton 450 series 148cc engine on my lawn mower, i have had the mower for 1 year and went to use it for the first time today and it won't start.i pulled the chain around 6 times … read more
J.R.
J.R.
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Hello, we purchased a brand new briggs and stratton motor for
Hello, we purchased a brand new briggs and stratton motor for our lawn mower. It wont start, and if it does it will not stay running. It has been looked at twice. They said something about fixing the … read more
James W
James W
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Bachelor's Degree
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My lawn mower has a Briggs and Stratton 450 Series engine,
My lawn mower has a Briggs and Stratton 450 Series engine, 148 ccs. It looks like the rotation speed of this device is too slow. This motor is not equipped with throttle control. How can I increase RP… read more
J.R.
J.R.
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209 satisfied customers
Son left a little gas in craftsman lawn mower with Briggs &
Son left a little gas in craftsman lawn mower with Briggs & Stratton 2bsxs1901vh 6.5 hp engine over the winter. We put new gas in along with fuel stabilizer and tried starting using starting fluid in … read more
RUSS
RUSS
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I have a troy-bilt riding lawn mower with a briggs and stratton
I have a troy-bilt riding lawn mower with a briggs and stratton intek 18.5 OHV engine. Won't start. Has gas, change spark plug and has spark, engine turns over but won't start?… read more
J.R.
J.R.
Vocational, Technical or Trade Scho
209 satisfied customers
I have a Briggs and Stratton 450 Series Lawn Mower, 148 ccs
I have a Briggs and Stratton 450 Series Lawn Mower, 148 ccs and would like to know how to adjust or control the slow running of the engine. There seems to be no slow running screw only two very weak s… read more
The Small Engine Doctor
The Small Engine Doctor
One year, Automotive Tech toward as
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Meet the Experts:

Curtis B.

Curtis B.

Technician

19,291 satisfied customers

have worked on and around most engine models for 35 yrs./Polaris ATV expert

Rick

Rick

Factory Authorized Trainer

4,218 satisfied customers

Outdoor Power Equipment technical trainer since 1990, covering eight states.

Vince O.

Vince O.

Small Engine Technician

3,283 satisfied customers

Over 30 years experience repairing lawn and garden equipment. Chainsaws, mowers,blowers and trimmers

Jon K.

Jon K.

Small Engine Diagnostic Expert

2,995 satisfied customers

Gold certified Stihl tech, Service Manager for a rental/repair shop.Certified in most small engines

James W

James W

Small Engine Troubleshooting Expert

2,989 satisfied customers

7 years as Mechanic & Parts Manager for Brother who has Owned Lawn & Garden Repair shop for 35 years

RUSS

RUSS

SERVICE TECHNICIAN

1,723 satisfied customers

28 YEAR SERVICE TECHNICIAN

roger

roger

Small Engine Technician

390 satisfied customers

23 years of being a shop owner..small engine trade schools

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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