- Air Conditioning System
  - Belts & Hoses
  - Brakes
  - Carburetor
  - Clutch
  - Computer Diagnosis
  - Computerized Tune Up's
  - Cooling System & Radiators
  - DEQ - Emission
  - Diesel Service
  - Differential, Transfer Case
  - Fluid Maintance Service
  - Fuel Injection Service
  - Timing Belts & Chains
  - Transmissions
  - Muffler & Exhaust System
  - Scheduled Mantenance
  - Starting & Charging System
  - Used Vehicle Inspections
  - Mechanical Restoration
  - Performance
    -  Dyno Testing & Tuning
    -  ProCharger
  Maintenance Tips
  Web Only Specials
State of the art technology, durability and accuracy of Dynojet's 248x Dynamometer, features two 48" knurled, precision balanced drums. The large drum diameters provide a virtually flat, stable surface for tire contact, eliminating unnecessary slippage and tire deformation. The result is precise, repeatable results every time. Dynojet's advanced engineering delivers the precise horsepower measurements our technician's needs to make quick and accurate evaluations of engine performance and drive train problems.

Auto Repair Specialties is Your Source for Chassis Dyno Testing & Tuning

Our Dynojet 248x Dynamometer requires minimal maintenance and no calibration what so ever. It's quick vehicle mounting system enable's front and rear wheel drive vehicles to be set up and tested in under 5 minutes. Thus allowing us to quickly measure, record, and diagnose performance problems.Dynojet 248x Dynamometer's interface hardware and run evaluation software automatically correct for altitude and atmospheric conditions, producing consistent, easily interpretable power graphs. Dynojet's unique Dynamic testing capability allows a realistic simulation of street, and/or track conditions. While highlighting mechanical problems graphically as they would occur and eliminating unnecessary engine and power train wear in actual road use testing.

Don’t guess - know the real numbers!!

The accuracy, precision, and dependability of Dynojet's Automotive Chassis Dynamometer has been recognized by NASCAR as the benchmark in automotive dynamometer design.

Rates start at:

Monday - Friday 7:00am - 5:00pm
Sundays (Group Appointments Only) *

3 Pulls

$155 hr (Maximum 10 run's)
$55  hr (Groups of 6 or more)

* Sunday groups require deposit and appointment in advance


Dyno Testing and Tuning DynoJet Dyno Gresham Oregon

We Carry Interstate Batteries



13 Month 13,000 Mile Limited Warranty

Auto Repair Specialties

2533 NW Division Street
Gresham, OR 97030

Phone (503) 667-8135

Complete Diagnosis, Repair & Maintenance - Foreign & Domestic :

AC, Acura, Alfa Romeo, Aston Martin, Audi, Bentley, BMW, Bugatti, Buick, Cadillac, Chevrolet, Chrysler, Daihatsu, Dodge, Eagle, Ferrari, Fiat, Ford, GM, GMC, Honda, Hummer, Hyundai, Infiniti, Isuzu, Jaguar, Jeep, Kia, Lamborghini, Lancia, Land Rover, Lexus, Lincoln, Lotus, Maserati, Mazda, McLaren, Mercedes Benz, Mercury, Mitsubishi, Nissan, Oldsmobile, Pagani, Peugeot, Porsche, Pontiac, Renault, Regal, Rolls-Royce, Saab, Saturn, Shelby, Smart, Subaru, Suzuki, Tesla, Toyota, Volkswagen, Volvo.

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