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CHRYSLER PROBLEM: CHRYSLER: 9.25", 12 Bolt Cover, 4.56 and Higher. I bought 4.56 gears for my 1/2 ton pickup, but I cannot get the cross pin...

Adjusting Valves

How to Set Valves the Easy WayIt's a skill that every hot rodder should know by heart. It can also be one of the more confusing aspects of engine...

Adjusting Valves with Perma-Locks

Adjusting Valves with Perma-Locks When adjusting valves with perma-lock adjusters, after reaching desired valve lash, loosen adjuster 1/4 turn,...

Adjusting Valves with Stud Girdles

Valves with Stud Girdles When adjusting valves with stud girdles, after tightening stud girdles you must recheck valve lash.

Aluminum Connecting Rods for the Street

Urban legends abound in the gearhead community. One is: aluminum connecting rods don't work in street engines. Prior to the mid-'70s, that might have...

Camshaft Degreeing

Choosing Torque Converters

For most people, selecting the right torque converter remains a mystery. Unless you have years of experience in the field, it is near impossible to...

Cometic Head Gasket Tech

Can MLS head gaskets be used with motors setup with o-rings or receiver grooves around the cylinder bores? No. MLS head gaskets require smooth, flat...

Coolant System

COOLANT: The cooling system is one of the most important elements in vehicle operation, yet is not given the attention that other automotive systems...

Diagnosing a Clogged or Partially Restricted Exhaust

Diagnosing a Clogged or Partially Restricted Exhaust This involves drilling a small hole {typically 1/8-inch o.d. maximum} in the exhaust pipe ahead...

Diagnosing for Leaking Cylinder Head Gaskets

Diagnosing for Leaking Cylinder Head Gaskets Just a few quick tips: Aside from unusually high coolant temperature {this condition can be one of...

Diagnosing “Noisy” Serpentine Belts

Diagnosing “Noisy” Serpentine Belts Many times, these belts become embedded with dirt and other residue that finds its way into the grooves of...

Disassembling an Engine

Disassembling an Engine When disassembling an engine, be sure all rods and main caps are numbered before removing.

Driveshaft Angle Calibration

Angle Calibration One of the most misunderstood things in drivetrain technology is understanding the driveshaft angle and what its effects...

Engine Torque Specs

Engine Torque Specs DISCLAIMER: This page is not intended to replace the information contained in a factory level service manual and is intended...

Finding Elusive Vacuum Leaks

Finding Elusive Vacuum Leaks With the myriad of vacuum lines and hoses found on contemporary vehicles, it’s often difficult to locate pesky...

How To Measure For A Custom Driveshaft

How to Measure For A Custom Driveshaft For vehicles with a slide in transmission yoke and a yoke on the differential: ...

How To Measure For Custom Axles

How to Measure For Custom Axles Front Axle Measurement Guide Typical measurement with intermediate bar/shaft and axle...

How To Test A Torque Converter

Your car's transmission is having some problems, but you're not sure what's wrong. It's possible that your transmission is fine, but...

Identifying Restricted Radiator Cores

Identifying Restricted Radiator Cores Bring the engine up to operating temperature. With the engine still running, slowly pass your hand around and...

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