Car

Ask a mechanic online and get answers to your car questions

Connect one-on-one with {0} who will answer your question

Related Car Questions
Our xtrail 2.2 dci diesel starts badly and impression of
our xtrail 2.2 dci diesel starts badly and impression of only 60 Hbp instead of 130 at higher rpm makes noise … read more
sprinkles08
sprinkles08
Technician
High School or GED
18,576 satisfied customers
GSX..PISTONS..ALSO MORE COMPRESSION CHANGE THE RODS?? ITS AN automatic
REDOING MY SONS MOTOR FOR HIS GSX, LOOKING AT THE DIFFERENT PISTONS AND COMPRESSION RATIOS THEY OFFER HOW DO I CHOOSE. ALSO MORE COMPRESSION CHANGE THE RODS?? ITS AN AUTOMATIC… read more
HondaPlatinum
HondaPlatinum
Vocational, Technical or Trade School
25,625 satisfied customers
Timing, but when you disconnect throttle position sensor car..idling
trying to check timing, but when you disconnect throttle position sensor car surges constanctly. can not check timing then? what cause this, not idling!… read more
Daniel
Daniel
Lead mech
Some college
5,053 satisfied customers
Mitsubishi: non turbo..the head be planed to boost compression
What is the compression ratio of the mitsubishi 2.0 non turbo 420a engine,and how much can the head be planed to boost compression?… read more
Doug
Doug
Technician
Vocational, Technical or Trade Scho
8,595 satisfied customers
supercharging my truck..pump gas..horsepower..boost level my cr is 9:2
I am supercharging my truck and would like to know the max amount of boost on pump gas i will be able to run and how much horsepower i will make at that level of boost level my cr is 9:2:1… read more
david
david
Heavy Duty Repair Mechanic
Vocational, Technical or Trade Scho
500 satisfied customers
97 Mazda 626: quit running..towed home..spark..The timing belt is OK
My 97 Mazda 626 just quit running, had it towed home. I have spark. The timing belt is OK. Replaced the fuel filter, no luck. OBD II diagnostic codes: P0421 (Ox sensor downstream of cat converter) P11… read more
Dan
Dan
Automotive Technician
Vocational, Technical or Trade Scho
24,295 satisfied customers
Chevy: high output..the heads make too much compression
if you put chevy 305 high output heads on a chevy 383 stroker engine will the heads make too much compression… read more
Matt
Matt
Engineer
Bachelor's Degree
16,510 satisfied customers
Compression..be of an 1988 plymouth reliant at idle, snap throttle
What should the compression ratio's be of an 1988 plymouth reliant at idle, snap throttle, and at aproximately 2500rpm.… read more
John
John
MASTER AUTOMOTIVE TECHNICIAN
2 YEARS COLLEGE
9,106 satisfied customers
2006 Mazda: compression..specs..other cars such as the Subaru
I''d like to know what the stock compression ratio is / was on the 2006 Mazda Speed 6 and where I can look up similar specs. for other cars such as the Subaru STI. Thanks!… read more
Jared
Jared
Associate Degree
92 satisfied customers
I may have a broken piston ring so I did a compression check..cylinder
I thought I may have a broken piston ring so I did a compression check. every cylinder was 120psi on the nose except one, it was 118/119psi is this indicative of a broken ring? the test was done cold,… read more
OnlineHelp
OnlineHelp
Bachelor's Degree
3,390 satisfied customers
factory specs..Horsepower,torque, compression, size carborator
What are the factory specs for a 1970 455 Stage 1 Engine. Horsepower,torque, compression, size carborator ect.? What should a dyno test read?… read more
Roadside Jerry
Roadside Jerry
Auto Expert on Just Answer
Vocational, Technical or Trade Scho
2,945 satisfied customers
Ford: a spare pair of 78 heads, will these heads fit..rocker..Cougar
I have a ''66 289 smallblock Ford engine and a spare pair of ''78 heads, will these heads fit? Do I also need the rocker gear? The future of this car [a 68 Cougar] depends on your reply!!… read more
Dr. Hamman
Dr. Hamman
Vocational, Technical or Trade Scho
6,151 satisfied customers
1998 Mercedes 300: Turbo Diesel..intake manifold..black smoke..exhaust
I have a 1998 Mercedes 300 Turbo Diesel that will not start. I can start it by spraying starting fluid into the intake manifold (air charge temperature sensor port). The car will then run (I get black… read more
Dr. Hamman
Dr. Hamman
Vocational, Technical or Trade Scho
6,151 satisfied customers
Turbo ecu, ecu+, gm3 MAS, 450 injectors and resistor pack..solenoid
i did a conversion from a non turbo to turbo 92 talon i have put everything, turbo ecu, ecu+, gm3" MAS, 450 injectors and resistor pack, the car start but doesnt past 3000rpm, is there something im mi… read more
TrevHelpsYou
TrevHelpsYou
High School or GED
28 satisfied customers
pontiac bonneville: 3.8l that is not equipped..my engine?........if
i have a 02 pontiac bonneville 3.8l that is not equipped with the supercharger.......i know where to get a supercharger......can it be added to my engine?........if so, is it recommended?… read more
"Super Dave" Forrest
"Super Dave" Forrest
Automotive Technician
Vocational, Technical or Trade Scho
24 satisfied customers
bought a 2 stroke motorcycle and i dont understand
i just bought a 2 stroke motorcycle and i dont understand how to mix the oil fuel ratio. I know that it requires a 40 to 1 ratio but how do i measure that. what kind of units is used to do so. how man… read more
Rcmslm
Rcmslm
owner of small engine shop
Vocational, Technical or Trade Scho
77 satisfied customers
A 1967 Vette with a 327 - 350 HP engine..rebuilt..compression..pistons
I have a 1967 Vette with a 327 - 350 HP engine. The engine is being rebuilt. The mechanic doing the work recommends dropping the compression ratio from 11:1 to 9:1 by using flat pistons. Should the co… read more
Paul
Paul
Associate Degree
232 satisfied customers
1970 pontiac: what is the cylnder compression..eng
what is the cylnder compression for a 1970 pontiac 350 2 brl . eng is in a lemans Optional Information: Pre-1981 Pontiac lemans 350… read more
Brian
Brian
Automotive Service Consultant/Technician
Bachelor Degree
780 satisfied customers
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.

JustAnswer in the News:

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.
JustAnswer.com...has seen a spike since October in legal questions from readers about layoffs, unemployment and severance.
Web sites like justanswer.com/legal
...leave nothing to chance.
Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.
Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.
I will tell you that...the things you have to go through to be an Expert are quite rigorous.

What Customers are Saying:

I would (and have) recommend your site to others I was quite satisfied with the quality of the information received, the professional with whom I interacted, and the quick response time. Thanks, and be sure that I'll be back whenever I need a question answered in a hurry.

Stephanie PElm City, NC

used your service this weekend with "Trecers" help. thank you ,thank you, thank you. replaced an A/C fan motor. Local Auto Zone had part. $15.00 "tracer" fee and $40.00 for parts, I saved several hundreds of dollers at a shop. i will recommend you and use you in the future.

David L.Richmond, TX

9 dollars, 2 hours of my time, and I drove away. Your diagnosis was right on the mark. Thank you so much.

PhilMarysville, CA

Lurch. Thank you very much. I had real doubts about this website but your promptness of response, quick followup and to the point answer with picture was incredible.

CharlesWalnut Creek, CA

As a single woman, I really appreciate an excellent and affordable opinion.
Thank you Geordie, I will not hesitate to contact justanswer in the future!

SueCharleston, WV

Another great insight to what may be the problem. I will have my mechanic take a look at it tomorrow. Thanks again, Frank...you do indeed know your stuff.

JimCastleberry, FL

The nearest Volvo dealer is 160 miles away. Best $15 bucks I have spent in a long time!

Paul MCorpus Christi, TX

< Previous | Next >

Meet the Experts:

Chris (aka-Moose)

Chris (aka-Moose)

Technician

1,449 satisfied customers

16 years of experience

Ted G.

Ted G.

ASE Certified Technician

1,769 satisfied customers

20 years auto repair experience, ASE Master Tech, Mechanical Failure consultant, Expert Witness

George H.

George H.

ASE Certified Technician

1,570 satisfied customers

ASE Master Tech 15+ yrs, AAS Automotive Technology, Factory trained Asian specialist

GM Tech (Cam)

GM Tech (Cam)

Auto Service Tech

682 satisfied customers

GM Grand Master Technician 2007. 14 years experience.

Amedee

Amedee

Former ASE Master Tech

2,597 satisfied customers

ASE certified tech advanced level specialist. Wisconsin certified emissions state inspector

Jerry

Jerry

Master Mechanic

2,181 satisfied customers

ASE master, 30+ years. All makes and models. Trouble shooter, shop forman, service manager

Richard

Richard

ASE Certified Technician

1,017 satisfied customers

12 years Ford Lincoln/Mercury Jaguar dealership as a technician and shop foreman reparing all makes

< Previous | Next >

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.

Show MoreShow Less

Ask Your Question

x