Tech

I’m attempting my second-ever ground-up restoration, this one’s on a ’72 ’Cuda 340. One thing I’d really like to do right is the rear drum (11˝) brakes. I’ve seen guys display their rear brakes at shows with the wheel and drum off, and,…

The other day, I saw a Charger, probably around a 2010 or so, with a “345 Hemi” badge. My old 1957 DeSoto Adventurer also had a 345 cubic inch Hemi—I am sure of this. How is this possible? First of all, that emblem you saw on the…

I am told that ’68 340s used a dif- ferent cam than the later engines. What can you tell me about it First of all, your statement is about 25% right. How do I arrive at that number? Well, only the manual trans ’68s used a unique cam…

I know you have written many times, especially in some of the write-ups on the One Lap Valiant, about how important cutting out weight is. Can you expand on this a bit more? I would think that adding more power could give the same…

I installed a stereo amp and electric fan in my ’73 Challenger which, combined, requires more juice from the alternator. I’ve installed a 130-amp alternator but wiring has me stumped. I would like to run 4 ga. wire from alternator to…

My 5.2L powered 1997 Ram pulls itself in OD at 70 MPH very well but the engine is loafing along at ~1750 RPM. Add a tall travel trailer and the 318 isn’t producing enough torque to keep a steady 70 MPH in OD (on flat road) at the 1750 RPM.…

I have six B-body rear axle shafts from two ’69s and one ’70 8¾˝ rears. They all look the same length but have different style bearings. The axles out of one ’69 rear ends have the Timken style bearings and the ’70 has the totally…

I have been a Mopar Action reader since 1991, I absolutely love your tech and other articles. My daily driver is a 1972 Valiant which looks like the one Dennis Weaver drove in “Duel.” It is acting up, and it's driving me crazy. Here’s its…