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Related Small Engine Questions
My 20 hp Craftsman riding mower stops running repeatedly
my 20 hp Craftsman riding mower stops running repeatedly while other wise seems fine. … read more
EricN910
EricN910
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Certified small engine technician
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I have a craftsman riding lawn mower with a 21 hp briggs and
I have a craftsman riding lawn mower with a 21 hp briggs and Stratton engine(###) ###-####B1, and I have replaced the heads, camshaft, starter and am unable to find the correct adjustment for the over… read more
JON
JON
Master Service Tech
MASTER SERVICE TECHNICIAN
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I have a 17 hp Briggs and Stratton motor on a Craftsman
I have a 17 hp Briggs and Stratton motor on a Craftsman Lawnmower. It wouldn't turn over, I adjusted the valves it runs fine when cold, and after it gets warm, it sputters and dies. After it cools off… read more
Curtis B.
Curtis B.
Technician
Associate Degree
19,291 satisfied customers
Engine backfires after about 20 minutes. How can I fix yhis?
Second opinion] engine backfires after about 20 minutes. How can I fix yhis?… read more
Curtis B.
Curtis B.
Technician
Associate Degree
19,291 satisfied customers
I have an old 20 hp briggs and stratton riding mower. I
I have an old 20 hp briggs and stratton riding mower. I don't know if it's coincidence but I allowed the oil level to get low and now it's running bad. Backfiring on start up and popping through the c… read more
Curtis B.
Curtis B.
Technician
Associate Degree
19,291 satisfied customers
I have Briggs engin on a lawn mower 22 hp running on 1cyl
I have Briggs engin on a lawn mower 22 hp running on 1cyl now compression 150 on 1 side and 180 on the other and the high side is also popping out the carb … read more
Curtis B.
Curtis B.
Technician
Associate Degree
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Mower stopped. flywheel would not spin to start mower again.
mower stopped. flywheel would not spin to start mower again. could only turn 3/4 around manually. then oil leaked from above front drive pulley's onto floor … read more
JON
JON
Master Service Tech
MASTER SERVICE TECHNICIAN
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Have a craftsman 20 hp 42" lawn mower, model # 917.28822.
Have a craftsman 20 hp 42" lawn mower, model # ***** Great mower. started up today, then back fired and quit while backing up. Checked the air filter, fuel filter, cleaned the battery terminals, check… read more
Briggs-Fan
Briggs-Fan
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1,310 satisfied customers
I have a Craftsman riding lawnmower. Model number is###-##-####
I have a Craftsman riding lawnmower. Model number is###-##-#### ***** has a Briggs and Stratton engine, which is 21 hp. I purchased the mower new in 2009 and it has never been in a repair shop. I norm… read more
Briggs-Fan
Briggs-Fan
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Ive got a Briggs and Stratton intek v-twin 20 hp motor on
I've got a Briggs and Stratton intek v-twin 20 hp motor on a 15 year old Poulon lawn tractor that acted up after cutting 2 acres of lawn. After running it for about an hour I shut it off to do some he… read more
Curtis B.
Curtis B.
Technician
Associate Degree
19,291 satisfied customers
What is valve clearance (gap) setting for the exhaust valve
What is valve clearance (gap) setting for the exhaust valve and what is the clearance for the intake valve ? I have Briggs & Stratton 18-1/2 hp, OHV, INTEK plus, engine, number 31C707-0230-E1 in a Cra… read more
Curtis B.
Curtis B.
Technician
Associate Degree
19,291 satisfied customers
I have a Craftsman 36" riding mower modelNNN-NN-NNNNwith a
I have a Craftsman 36" riding mower modelNNN-NN-NNNNwith a Briggs & Stratton 500cc (17.5 gross hp) engine. While mowing, after the back and forth movements necessary to turn around and mow back alongs… read more
Rick
Rick
Factory Authorized Trainer
Vocational, Technical or Trade Scho
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B&S 22 hp ELS 656 series, OHV, V-Twin engine bent or broke
B&S 22 hp ELS 656 series, OHV, V-Twin engine bent or broke both valve push rods on the same cylinder, twice, this mowing season. The mower is a Craftsman ZT 7000. The engine ran fine when I finished. … read more
J.R.
J.R.
Vocational, Technical or Trade Scho
209 satisfied customers
I have a 23 hp Briggs intek OHV engine on my Husqvarna mower
I have a 23 hp Briggs intek OHV engine on my Husqvarna mower with only 127 hrs. on it, which suddenly stopped running. It will start, but sounds like it is running on one cylinder, and has no power to… read more
Jeremy R.
Jeremy R.
1,138 satisfied customers
I have a craftsman riding mower with a 15.5hp briggs&stratton
I have a craftsman riding mower with a 15.5hp briggs&stratton OHV was mowing and suddenly the engine slowed down and died sounded like it began firing on an open valve. Tried to restart but could not … read more
Jon K.
Jon K.
Small Engine Diagnostic Expert
Some College, military training,
2,995 satisfied customers
I have a sears craftsman 18.5 hp ohv engine. I shut the mower
I have a sears craftsman 18.5 hp ohv engine. I shut the mower off,then a few minutes later went to start it and would not start.the engine seems to crank over a little easier than normal and i get a l… read more
Rick
Rick
Factory Authorized Trainer
Vocational, Technical or Trade Scho
4,218 satisfied customers
I have a husqvarna 21 hp els yth2148 riding mower not running
I have a husqvarna 21 hp els yth2148 riding mower not running well when I took apart I noticed intake push rod is gone and exhaust push rod is bent. Should I just replace these items or is there a ser… read more
roger
roger
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Vocational, Technical or Trade Scho
390 satisfied customers
Craftsman push mower runs OK for 5-10 minutes. After it warms
Craftsman push mower runs OK for 5-10 minutes. After it warms up it will start to sputter and die when cutting. If I tilt it up or move it to flat surface when it starts to sputter the engine picks ba… read more
J.R.
J.R.
Vocational, Technical or Trade Scho
209 satisfied customers
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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.

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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

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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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