Ask Away! with Jeff Smith: Can 10:1 Compression Work with 87 Octane in a Chevy Inline 6?
I am going to build a Chevy 292 inline 6 next year. I was wondering if a 10:1 compression ratio would be too high for 87 octane? Could the timing […]
Ask Away! with Jeff Smith: Some Calculations & Guidelines for Blending Fuel Octanes
I came across your article on blending E85 with pump gasoline and I have a question. I have a C7 ZR1 that is un-tuned that needs 96 octane to prevent […]
Mailbag: Explaining Gasoline Octane Ratings
Q: What do the different gasoline octane ratings mean? … A: The octane rating measures the performance of a particular fuel blend. The higher the number, the more compression it […]
Mailbag: What You Should Know About Octane Ratings, AVGas & More
Q: I recently rebuilt a 383 for my 1968 Charger. It’s not a race car, but a typical street cruiser and occasional quarter-mile warrior. My question is about fuel. I’m […]