Recent content by classracer

Re: Low end not there but 326 hp and 438 tq at the rear whee Another thought is to check how far the throttle blade are open. If they are open to far at idle, they can uncover the idle transfer slot. This can also cause a stumble.

Re: Low end not there but 326 hp and 438 tq at the rear whee You need to find out what kind of compression ratio you really have. Run a compression test, as this will give us an idea. The lower the compression, the engine will want a little more squirter and more initial timing. If the piston...

I'm not familiar with those pioneer springs. I think we have a pioneer catalog at the shop, so I will try and look them up. If your rockers are a true 1.5 to 1 ratio then you will have approx. .540" to .545" lift. If you have an installed height of 1.850", less the .545" valve lift; leaves you...

Old Mustard Toe, now that was funny!!!!!!!!