Can a lose or tight knock sensor have a big affect on the sensitivity of the sensor? I'm trying to track down why my knock count is so high.

How much does the fuel mileage suffer when the stock cams are changed to HKS 264s?

When the idle is set right for start up it then goes to 2000 after it warms up. When I reset it for normal operating temp and then start it the next day it doesn't want to idle unless I hold down the thottle a little. What should I check or replace first?Thanks, Brent W.

I need instructions for the HKS IV. Does anyone know to print them from?Thanks,Brent W.

A good person told me about a 3g converion plug adapter for the 2g MAS. I would like to convert from a MAF-T to the 3g MAS. Does any one know where to get this MAS adapter?Thanks,Brent W.

What can anyone tell me about the Slowboy M-trim turbo? It looks good for what I want a turbo to do. Does anybody know much about this size turbo? $599.00 seems cheap. What do think?

Can someone help with this knocking problem that only occurs when I go too full thoddle very quickly. If I ease into the throddle slowly, I can have full boost without any knock. Has anyone else had this type of problem before?Thanks,Brent W.

My fuel pressure goes to 0 psi when the car is not running. Is this normal or should it always stay pressurized?Thanks,Brent W.

What are some of your compression tests showing you? I have 9:1 pistons with compression test showing 162, 162, 162, 165. The engine has just over 3000miles on it. When it was first put together and only had 5 or 10 miles on it, it had between 185 and 195psi compression. These test were all...

How can I have a misfire without an error code?

What is causing a intermitent misfire without showing an error code the pocket logger? It will mis mostly with load and boost but not always. I,ve repalced the computer, maf, plug wires, transistor igniter pack, ignition pack is new [less than 3000miles]. Can my logs tell me somthing I'm...

I installed a new master cylinder and it's not pumping. The brake fluid level is not going down. What did I do wrong?

Can timimng marks be 1/2 a tooth off? It seems like my marks can't be lined up right. If the cam gear marks are in line, the crank is 1/2 a tooth off. If the crank mark is lined up the cam marks are not pointing at each other. What am I doing wrong?

Is the 070 on the side of the turbine housing what tells me that I have found a 7cm exhaust housing? Sorry I misspelled making.

How much better is 100 octane airplane fuel than 93 octane pump gas? Would you run it in your car if race gas was 80 miles away and four dollars more a gallon?

Can a turbo engine keep oil clean and not turn it black?

Could a vacuum leak on the throttle body shaft seal cause the wideband to show beween 11:1 and 16:1 AFR while at idle? What else would cause this?

With five miles on rebuild I had 198, 198, 192, 188. A second test 50 miles later was 194, 194, 197, 186. Know with 500 miles on the rebuilt motor I have 160, 162, 162, 158. The engine builder says it could be a loss of ring tension. The guy at Wiseco thinks it might have been fuel wash. I...