Q&A

Q&A

Ask Away! with Jeff Smith: Tuning Out a Rich Mixture on a 455 Oldsmobile with a Quick Fuel Carburetor

I’m having a hard time with the 750 vacuum secondary Quick Fuel Slayer carburetor on my low compression 455 Olds. The engine has a mild 218/218 cam and good manifold vacuum at […]

Q&A

Ask Away! with Jeff Smith: Investigating Irregular Block Wear Behind the Cam Gear on a SBC

I have a really nice, four-bolt main small block Chevy 350 that I’m about to build into a street 383 with a stroker crank with forged pistons and good rods. […]

Q&A

Ask Away! with Jeff Smith: Finding & Fixing a Strong Gas Odor from a 1967 Chevy El Camino

I normally park my 1967 El Camino in my separate shop with all the other car parts and stuff but recently had the opportunity to park it in my attached […]

Q&A

Ask Away! with Jeff Smith: Troubleshooting a Noisy Starter Motor in a Chevy Big Block

I have a big block Chevy in my 1965 Bel Air and it runs great but has a very noisy starter motor. I am using a late model, permanent magnet […]

Q&A

Ask Away! with Jeff Smith: Can I Run Solid Roller Lifters on a Hydraulic Roller Cam?

I have a small-block 350 street/strip engine that I continue to play around with. In my last session at the track, it seems like the engine doesn’t pull as hard […]

Q&A

Ask Away! with Jeff Smith: Understanding Carburetor Power Valve Channel Restrictors

I’ve read your article on carb tuning about 5 times. I have a 650 cfm SS-AN annular discharge Quick Fuel carburetor with the changeable jets behind the power valve. Are […]

Q&A

Ask Away! with Jeff Smith: Troubleshooting a Chevy 454 with a Bad Vibration at 2,100 RPM

I recently had a 1970s 454 Chevy big block rebuilt and assembled by my local machine shop for my 1971 Monte Carlo. The engine was assembled with new pistons, rings, […]

Q&A

Mailbag: Choosing The Right Fuel Pump Size for a Gen. III Hemi-Swapped Dodge D-Series Pickup Truck

Q. I’m planning to swap a Gen. III 5.7L Hemi with an Edelbrock supercharger into a third-gen Dodge D-Series pickup truck. My Question is about the fuel system: How do […]

Q&A

Ask Away! with Jeff Smith: Getting an Aftermarket Tach to Work in an LS-Swapped 1969 Chevy Nova

I have completed a 5.3L LS truck engine swap into my ’69 Nova with a TH350 trans behind it for now. We decided to use the factory ECU and an […]

Q&A

Ask Away! with Jeff Smith: Picking a Cam & Cylinder Heads for a Mild Street Small Block Chevy

I am building a mild street engine and researching my existing heads for air flow. The casting number on my cylinder heads reads 10147898: It appears these are 1995 through 1998 350ci […]