Forum: Technical Questions

I've done some research, and this is the definition from all the info I've dug up to help me understand STFT and LTFT somewhat. Fuel trim is the...

What are some of the techniques used to enhance combustion in racing where fuel economy is important? I'm particularly interested in...

The current project I have in mind is to have more unaccounted air in the engine, so that O2 in exhaust will trigger fuel trim to compensate with...

I'm working on my '79 CB650 (SOHC 4-cylinder) and am aiming for max fuel efficiency. Compression ratio is about 10.7:1. The ignition control box is...

Would like your expert opinion. There seems to be an argument on the best medium to flow rate fuel injectors. One side says heptane the other says...

Hi Staff, I am looking to inject hydrogen into a Ford 7.3 diesel engine with a production turbo installed. I have talked with local mechanics,...

Hi staff, I installed an Hydrogen system approx 2 liters minute hydrogen about a year ago 1994 inline V6 OBD 1 vehicle getting about 17 to 18 mpg...

Was wondering if someone can help me out. I'm trying to understand Cam selection. Everyone I ask never seems to answer my questions (other forums)....

Hi, I have a Mitsubishi Lancer GSR 4wd with 4G93T 1.8L DOHC engine. On a previous setup I believe it set a world record for Engine/car of...

I am in the process of selcting a cam for my project. It's a 434SBC, 9.8:1CR, EQ235heads. Street driven car with a little nitrous at the track. I...

What can someone estimate, from experience, that the normal progression of wear looks like for a flat tappet camshaft. Imagine the following: ...

Most of the engine modifications that I do are geared more towards increasing fuel efficiency. However, at the same time, none of the mods that I do...