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About Matt Coia
(Top Expert on this page)

Expertise
I can answer questions about r/c cars and trucks including on-road and off-road vehicles. I am knowledgeable in both nitro and electric powered vehicles. I can also handle questions about repair and maintenance of any wheeled vehicle.

Experience
I have owned and raced many different kinds of vehicles. I also help administer a busy website devoted to the r/c hobby. I have done repair work for hobbyshops in the past and have helped many beginners get started in the hobby. I also operate a middle school r/c club.

Organizations
ROAR, Mensa, NSTA

Publications
www.wnyrcinfo.com

Education/Credentials
I am a certified Physics teacher now teaching middle school science and Physics in New York State.

   

You are here:  Experts > Hobbies > Radio Controlled Vehicles > RC Model Airplanes/Cars/Boats

SubjectDate AskedExpert

R/C elec boats7/1/2007Martin Seymour
  Q: We are back in the hobby after 25 yrs....# grandsons are interested and we are helping.....We all ...
  A: No Pics yet! Sorry i don’t stock any items now. (Retired) just advise. Yes there are several cooling ...
R/C elec boats6/30/2007Martin Seymour
  Q: We are back in the hobby after 25 yrs....# grandsons are interested and we are helping.....We all ...
  A: Looks like some experimenting is the only way! As you have made some changes this may of increased ...
stalling6/30/2007Matt Coia
  Q: when i try to start my car it starts but then stalls i got it to go for about 2 minutes but then it ...
  A: There could be a number of reasons for the car to stall out. It could be that the high and low ...
R/C elec boats6/28/2007Martin Seymour
  Q: We are back in the hobby after 25 yrs....# grandsons are interested and we are helping.....We all ...
  A: Pleased that you are able to help out grandsons very important in the early years. If kit makers ...
4wd RC cars6/27/2007Matt Coia
  Q: Please answer my question if you can.. I'm new to RC hobby and still trying to find a model that ...
  A: I think your options are going to be limited to 1/10th scale vehicles like the Tamiya Rising Storm, ...
Building my own RC model from scratch6/27/2007Ken Myers
  Q: Well my situation is pretty much like Luke's. I've crashed one of those foam "ready-to-fly" models ...
  A: Building planes using foam is very much possible. Cooler foam is a little iffy, but I'm sure it can ...
rc helicopters6/26/2007Clarence C Ragland
  Q: i have mastered the blade cx and i purchased a blade cp that i could not fly.the blade cp was to ...
  A: Corey There are so many electric helis out there and it depends on what you consider is too ...
rc car6/25/2007Martin Seymour
  Q: my question is: When i have the car started it goes on its own accord without me doing anthing and ...
  A: ---------- FOLLOW-UP ----------Thanks for that. I have a bigger problem which is the pull cord thing ...
Atlantis RC Plane 40 Phoenix models6/25/2007Ken Myers
  Q: Is this a good plane to buy for clean arobatics and is this a plane with no funny tendencies. I ...
  A: Without a review, it is hard to say for sure, but... It does follow very typical design practices, ...
Big Twin Truckzilla6/24/2007Matt Coia
  Q: I have a big twin truckzilla. My problem is that i can start both engines but the truck will not ...
  A: It sounds like you have a problem with the transmission or some other part of the drivetrain. If ...
engine6/23/2007Matt Coia
  Q: i ran it in on a rich mix 2 1/2 turns and for the first tank it was fine, i then ran another tanks ...
  A: Hey Daryl, No, you haven't broken anything. First, make sure the pressure line hasn't come off ...
rc car6/19/2007Martin Seymour
  Q: my question is: When i have the car started it goes on its own accord without me doing anthing and ...
  A: DIFFICULT TO SAY WITHOUT MORE INFO ON CAR WOULD SEEM TO BE BASIC ELEC CONNECTIONS . WHEN IT DOES NOT ...
Weed Eater Engine Conversion6/15/2007Matt Coia
  Q: My father just gave me an old weed eater we had around the house. Do you know of any web sites where ...
  A: The only cars I know of that use engines similar to a weed eater are 1/5th scale cars. Those kits ...
Multi motor setups - brushless or brushed6/13/2007Martin Seymour
  Q: G'day was hoping for some info/guidance in the setting up of rc boat with multiply motors (brushless ...
  A: I NATURALLY THOUGHT THAT WAS YOUR BOAT ---ELECTRIC BOATS ARE NOT REALLY MY SCENE BUT--AS TO BATS ...
Beginner6/12/2007Martin Seymour
  Q: Good evening Mr. Seymour. My name is Cliff. I'm new to this R/C Boat hobby, but already addicted. I ...
  A: WELCOME TO MODEL BOATING . EVERY BOAT ENGINE COMBINATION IS DIFFERENT SO THE IS NO SHORT CUT TO THE ...
Multi motor setups - brushless or brushed6/11/2007Martin Seymour
  Q: G'day was hoping for some info/guidance in the setting up of rc boat with multiply motors (brushless ...
  A: SETUP LOOKS GOOD VERY NEAT . YOUR PROBLEM WILL PROBABLY BE MATCHING THE SPEED OF THE MOTORS AND ...
running in time6/7/2007Matt Coia
  Q: ANSWER: Hey, I usually break-in engines with 4-5 tanks. Just make sure you let in cool down ...
  A: A starter box would make things alot easier as it can spin the motor faster and for a longer ...
Jeep6/6/2007Matt Coia
  Q: I have a New Bright Jeep Rubicon. it used to have a lot of power but now it has hardly any. its ...
  A: It could have sand in the motor or just bad batteries...it's hard to say. Since the New Bright ...
running in time6/6/2007Matt Coia
  Q: ANSWER: Hey, I usually break-in engines with 4-5 tanks. Just make sure you let in cool down ...
  A: Every engine is different and it will be usually need to be retuned everytime you run it because ...
running in time6/6/2007Matt Coia
  Q:
  A: Hey, I usually break-in engines with 4-5 tanks. Just make sure you let in cool down completely ...
R/C Car6/6/2007Matt Coia
  Q: i have this off road r/c buggy 2 wheel drive, it runs fine and stuff but when ever i hit the brake ...
  A: The idle should be enough to keep the engine running but not enough that it will spin the wheels ...
FUEL PUMP6/5/2007Martin Seymour
  Q: I am a "young" 55 yr old and have decided to resurrect a boat (a model of an English Police Boat ...
  A: I THINK YOU HAVE ANSWERED MOST OF YOU OWN QUESTIONS ! THIS MUST BE A VERY EARLY ENGINE WITH OPEN ...
R/C Car6/4/2007Matt Coia
  Q: i have this off road r/c buggy 2 wheel drive, it runs fine and stuff but when ever i hit the brake ...
  A: You probably just need to turn the idle adjustment screw in a little to increase the idle speed. ...
FUEL PUMP6/3/2007Martin Seymour
  Q: I am a "young" 55 yr old and have decided to resurrect a boat (a model of an English Police Boat ...
  A: I can see a few problems --my first? Is the shape of the hull if its really suitable for a high ...
Homemade Boat6/3/2007Martin Seymour
  Q: I am trying to make a homemade RC boat. What would be the best way to make the boat and what to make ...
  A: I assume that this is your first attempt at model boating nothing wrong at this its great fun ,if am ...
EP racing boat5/29/2007Martin Seymour
  Q: Ok now I'm not sure if your the right person to ask but i have a question about my R/C electric ...
  A: it sounds like you have the wrong hand prop on the wrong side! Twin screw boats should have HANDED ...
Center of Gravity5/28/2007Ken Myers
  Q: I bought a Sig Kadet EP used and do not know where the COG is I have tried to look for a manual but ...
  A: The CofG is listed as between 2-1/4" - 2-3/8" (57mm - 60mm) from the wing's leading edge at the ...
electric airplanes5/22/2007Ken Myers
  Q: yesterday I did what I've wanted to for 50 years, buy a rc plane..Hobbyzones Super Cub. I'm reading ...
  A: Welcome to the hobby! :-) It is possible to teach yourself to fly. Unfortunately, with that ...
RC cars on alternative fuel5/19/2007Matt Coia
  Q: I have a project for one my classes where we have to build an RC car that runs on something other ...
  A: That's a great project! Hmmm. Most RC cars run on an alcohol/nitromethane mix. You might be able ...
electric engine5/14/2007Ken Myers
  Q: I have built a Flair Puppeteer biplane 60ins wingspan. Can you tell me whether I can fit an electric ...
  A: According to this Web site, http://www.flairmodels.co.uk/Aircraft/Scouts/Puppeteer.htm, the finished ...
battery charger5/13/2007Matt Coia
  Q: how long do you charge a 7.2v 620 mah ni-cad battery pack for with a 7.2v 250mah charger but without ...
  A: Calculating roughly in my head I'd say it should be full in 3 hours or so. But it should be safe ...
Matching up Brushless,ESC and Li-poly5/12/2007Ken Myers
  Q: I have been flying electric RC for 6 months. I now have 6 planes. All are now Brushless motors. What ...
  A: I wanted to give an example using one of my own setups to demonstrate that it is not always a really ...
EMI issues, EMI filter5/11/2007Ken Myers
  Q: Ken, I am building a model aircraft which will have a 3 phase brushless motor and a live feed, high ...
  A: Folks have been using live feed cameras mounted in brushless powered RC planes and helicopters for ...
wing design5/3/2007Ken Myers
  Q: i'm building an r/c aircraft, and i have a wing area constraint of 1000 sq inches. engine i'm using ...
  A: Sounds like you are working on a plane for one of the load lifting competitions around the country. ...
radio interference5/2/2007Martin Seymour
  Q: I am building an off road vehicle to 1:3 scale, I have finished all the structural and rc side of ...
  A: Apologies for delay . look for metal to metal contacts within your machine something that may rattle ...
speed5/2/2007Ken Myers
  Q: what is the fastest brushless motor that I can put in my 24" mini devastator (electric wing). It ...
  A: You might want to consider one of the Little Screamer brushless motors. Here are a couple of links ...
making RC airplane4/28/2007Ken Myers
  Q: I wish to know how to make rc planes? Can you suggest any website that guides to make remote ...
  A: There is no Web site, that I know of, that "teaches" how to build RC planes. Generally, a person ...
Nitro engine won't run4/23/2007Matt Coia
  Q: I recently purchased a brand new Pro Boat hydroplane. I filled the fuel tank and the boat ran fine ...
  A: I would start by checking the glow plug. Pull it out and hold it in your fingertips against the ...
rc helicopter4/22/2007Clarence C Ragland
  Q: I have a rc Raptor with a 70 os max engine fitted. It used to run fine, ( I got it from new)It had ...
  A: steve, What make glow plug are you using? If you haven't already, try installing a new and/or ...
thunder tiger 404/21/2007Clarence C Ragland
  Q: ie 2 1/2 turns there are two one that you can turn by hand and te other is on the other side and you ...
  A: Anthony, I will need a bit more info. Like what make engine you have? How exactly it is ...

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Questions by
Active Experts:
Matt CoiaClarence C RaglandJustin Lingana
Ken Myers  

     
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