Ask Away! with Jeff Smith: Rotor Phasing and How it Relates to Aftermarket EFI Systems
If I’m using timing control on my FiTech EFI, why do I need to buy the adjustable MSD rotor? Can’t I just lock out the distributor and then ensure the […]
Mailbag: Installing a FiTech GoStreet EFI on a Pontiac 400
Q: I have a 1979 Pontiac Trans Am with a 400 cubic-inch engine. I am looking at the FiTech GoStreet EFI 400HP Self-Tuning Fuel Injection System. Will this system mount straight […]
Mailbag: Correcting Speedometer Gears for Accurate MPH Readings
Q: I am having trouble finding the correct speedometer gear for my 1970 Mustang. The car has a top loader 4-speed transmission and a 4.10:1 rear-end ratio. I’m running 26-inch-tall […]
Mailbag: Taking a 1970 Mustang into the 9s at the Track
Q: I have purchased a 1970 Mustang. I have a 1969 460 engine that I’m told will fit in the engine compartment. I want to build a car that will do […]
Mailbag: How Tire Size Affects Your Engine RPM
Q: I have a Chevy 350 engine bored and stroked to 383 cubic inches. It has 76cc heads, COMP Cams 280-degree, .480-inch lift cam, Edelbrock Performer RPM intake with a 650 cfm […]
Ask Away! with Jeff Smith: How to Upgrade the Capacity of Your Existing Shop Compressor
This is a little different question but maybe you can help me with it. I have a small oil-free, 115-volt air compressor with a 20 gallon tank. It will make […]
Mailbag: The Importance of Matching Camshaft and Cylinder Head Size
Q: I own a 1986 Camaro. I recently installed a 1969 327 and a Turbo 400 transmission. The engine has cast pistons, a Weiand Stealth intake manifold, a 278/288-degree camshaft, and the […]
Ask Away! with Jeff Smith: Choosing an Optimal Camshaft and Ignition Timing for Double Hump Heads
This is directed to Jeff Smith – great article on ignition timing. I have a few questions. My problem is I can’t seem to get the timing right with either the initial or […]
Mailbag: Converting a V6 S-10 Blazer to a Small Block Chevy
Q: I have a 1985 S-10 Blazer with a carbureted 2.8L V6, 4WD, and a 4-speed manual transmission. What parts do I need to covert the truck to a small block […]
Mailbag: Why Won’t My Trans-Brake Engage? (and Other Transmission-Related Questions)
Q: I have a 1969 Chevelle with a 402 big block, a Turbo 400 transmission, and a 12-bolt rear axle with 4.56 gears. I used to run 7.20s in the eighth-mile and […]