Red Mist, thanks for the reply. I do understand the importance for backpressure in automotive applications, especially in something like nascar. I"ve even seen some off road guys lose quite abit of torque by running too big of pipe. Wrong cam also aided in some of the losses. I just couldn"t see how in a low rpm engine such as an M, any torque would be noticably lossed. I just wanted some reinforcement for my thinking...thank you.
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Today's Featured Article - Tractor Traction - by Chris Pratt. Our first bout with traction problems came when cultivatin with our Massey-Harris Pony. Up till then, this tractor had been running a corn grinder and pulling a trailer. It had new unfilled rear tires and no wheel weights. The garden was already sprouting when we hooked up the mid-mount shovel cultivators to the Pony. The seed bed was soft enough that the rear end would spin and slowly work its way to the downhill side of the gardens slight incline. From this, we learned our lesson sinc
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