Rate this app:

More details

Add your questions or answers

Q: How to get the best score?

Q: What is your favourite trick in this game/app?

Q: What is your strategy?

Gearhead Offroad Gameplay, Trailers and Related Videos

Watch 2016 Toyota Tacoma TRD Off-Road 4x4 Gearheads.org video.

Watch Gearhead Flicks Econoline before paint - by ADRENALINE Offroad & Customs video.

Watch Good, Better, Best: Off-Road Goggles- GearHead.com video.

Watch Gearhead Flicks Custom Early Econoline Van video.

Watch ADRENALINE Offroad & Customs - Shop Tour May 2014 video.

Watch Why You Want an Off Road Sway Bar - ROCK RODS TECH video.

Watch Troy Lee Gear Bag- GearHead.com video.

Watch Offroading video.

Watch 7 INSANE CUSTOM OFF ROAD VEHICLES - You Have to See video.

Watch EXTREME OFFROAD & PERFORMANCE - Katy, Texas video.

About the application:

If you are a hobby gearhead or professional engine or chassis builder, you’ll wish Gearhead Offroad! Gearhead Offroad is the calculator apk that us gearheads use for a lot of performance automotive parameters. It calculates or estimates numerous engine, exhaust, gearing, tire, suspension, acceleration, and another car parameters along with tap and drill sizes. Gearhead Pro works in both standard and metric troops and even has advanced settings to customize the calculations to your specific scenario so you can choose the most compatible parts for your application. Gearhead Offroad calculates or estimates: Speed/Gearing - Engine RPM from car speed, gearing, tire size - Car Speed from engine RPM, gearing, tire size - Axle Gear required for a specific RPM at a certain speed with a given tire size - Tire Diameter and Cross section width from sidewall size - Easy gear ratios based on drive and driven tooth count Engine - Displacement from cylinders, bore, and stroke - Bore/Stroke ratio - Static Compression Ratio - Average Piston Speed - Airflow - Connecting Rod Ratio - Maximum connecting rod angle from cylinder axis - Compression Height (piston wrist pin height) - Dynamic Compression Ratio from the point the intake valve closes - Head gasket volume (from bore and compressed thickness if round) - Valve opening and closing happenings from the cam duration, IC, and LSA - Cam specs from the valve opening and closing happenings - Valve overlap - Valve lift based on fresh rocker ratio or lobe lift and rocker ratio - Valve spring forces from valve spring specs to actual installed height and lift - Tag dimension on your balancer to set a desired timing advance Engine Externals - Minimum air filter size for your engine - Suggested header basic tube size for your engine - Suggested exhaust size for your engine - Cross-sectional flow place of a pipe, or the pipe size from a desired flow area Suspension - Instant center, Roll Center and Axis, and Anti-Squat of a 4-link rear suspension - Cg height of your car using the raise one end way - Combined and secondary spring rates of a dual spring coil-over setup Power - Power from Torque and RPM, or vice versa Fasteners and Threading - Lookup cutting tap drill size Fuel System - Total Fuel system flow for fuel pump selection - Fuel injector flow for injector selection - Convert an injector flow rating to a fresh pressure or flow If you are looking for more please check out our "Gearhead Pro" app. None of our apks have adds or use unique permissions.