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Just purchased a set of new KB107.040 360 pistons on Amazon for $101.00 with their free shipping. Don't know if it's a short term pricing mistake or not, but at that price I figured it was worth it just to have them. As of 03/09/24 it shows they have 8 more sets...

When I tore down my 340 I noticed the cam bearings were not centered in their bores. Didn't think much about it, just thought whoever built the motor the last time was sloppy. However, when I went to install the new bearings I noticed the oiling holes in the black on #2,3 and 4 aren't nearly...

The 73 RR 340 that I purchased had about 110,000 miles on it. Seller told me that the original owner told him the engine was untouched since purchased new. It is a #matching block to the car. Well, the copper rods I posted about earlier were obviously factory, but I found the engine to have...

I've rebuilt more than a few big and small blocks and never seen copper color connecting rods. Tearing down my 1973 340 to go to the machine shop I found that #3,6 and 7 connecting rods are copper colored. The #3 and #7 rods have no markings on the machined pad while the #6 rod has what appears...

OK gang, I haven't built a motor in 30 years. And all the motors I built back then were for street/strip. I always ran Mopar Performance cams. Now I have a 1973 340 in a Road Runner I'm currently restoring and I plan on using it for cruising and possible road trips. This car won't be visiting...

Going through the 340 in my 1973 Road Runner brought up a silly question. I was told this motor had never been touched and by everything I found that seems true. I always thought the breather and pcv grommets were installed at the factory after the valve covers were painted. And that is how I...