Hey All   Me name keeps coming up when theres rear end gears around and thats good I would say.   Anyone up for a 3:90 gears GP "and or" Rear end bearings GP?   I have some number$ on some parts , and some part numbers   Two of the bearings are HIGH money and I think I may have found a cheaper #.   Am I wasting my time or should I keep moving fourword on this   I'm going to "stock" a "set" "kit" at my shop . I need a set for me any how.     Have Fun

i was raised around muscle cars , so i need a file pretty much tellin inside and out and all around on SQ's i know some but ya know , helps like hell 2 know all

Hey guess what! Valve spring shims for a mopar 440 fit our heads. The ones I have are 15 thousandths and Im sure you can get other sizes and I bet other shims might work also, just take the little bottom retainer with you to your local speed shop and match em up. 15 thousanths should be good but you can go a little thicker if you want dont go too big cause you dont want them springs to bind. You will need at least 30 thousandths If you are using an old caravan head with caravan valves, caravan r

Here's a spreadsheet I put together while I was trying to choose a new turbo.  To use it, download the file and open it with excel.  Enter values for your engine on the "Flow Calcs" page, changing only the fields highlighted in bright green.  Excel will calculate approximate airflow at various RPMs and boost pressures then plot airflow vs boost at given RPM levels.  I overlayed the graph over various compressor maps, resized to correct the scales.  You can look at these plots and see which