Author: MerlinsMopars

Slow voltage drain. Any suggestions?

My 71 R/T 340 4 speed has been up and running since November last year and has been sitting for a few months over the winter. I went to start it the other day and the battery was dead. It was a new 1045 amp Napa one. I threw a little charge in it and it fired up.
I have a Mopar 110 amp 1 wire alternator in there with 8 gauge direct to the battery and extra ground wire to the body as suggested. Running MSD 6al 2 and it’s triggered by the brown and blue wires together as required for start/…

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WTB 150mph speedometer 71 challenger rt

I finally got to go for a ride after a long restoration and the speedometer was growling and bouncing around, even with a new cable installed and the needle broke off. I imagine someone could repair it but I’m not sure if I could do it myself. I really…

Been a while.

Since I have been on the site but thank everyone that helped me with replies. Every car build is different and this was a phenomenal task for me.
I got the motor broke in with the single valve springs and built an exhaust to exit near it for the break…

Been a while.

Since I have been on the site but thank everyone that helped me with replies. Every car build is different and this was a phenomenal task for me.
I got the motor broke in with the single valve springs and built an exhaust to exit near it for the break…

Break in scheduled 08-20-23

Got the challenger back in February, this year and have all but completely reassembled it since. Doors, glass, fenders, trim, vinyl top, brakes, rear, motor, trans electric, etc.
Down to priming, antifreeze and fuel.
Got sick last week and went to the…

I want to be sure! 71 challenger rt

Approaching the end of the rebuilding aspect and looking for some help with the msd 6al2 upgrade. The issue is with the tach and 8920 adapter upgrade.
Firewall slot # 20 has a grey wire on the inside and white wire outside of the firewall. I am assum…

Dual valve springs during break in asked 1k times

This is a question probably asked a thousand times but I don’t see any threads on the site here so I have to ask weather I should pull the inner like requested by the manufacturer. The springs are shimmed within .010 of recommended install height. Cam/…