Ask Away! with Jeff Smith: Running Dished or Flat Top Pistons in a 5.3L LS Engine—or Boring it to a 5.7L
I have a 2003 Chevy Avalanche 5.3 LS. I want to know if I bore my 5.3L 0.030″ over could I use the same connecting rod on the new pistons? […]
Ask Away! with Jeff Smith: Understanding the Relationship Between TDC, Cam Position & Harmonic Balancer Timing Marks on a SBC
I installed my new camshaft and also bought a new harmonic balancer for my 355ci small block Chevy. I installed the front cover and then bolted on my harmonic balancer […]
Ask Away! with Jeff Smith: Aren’t All SBC Cylinder Heads Interchangeable? What Are the Differences?
I’m a little confused about cylinder heads for a small block Chevy. I thought all the heads interchanged. My buddy tells me that certain late model heads don’t use the […]
Ask Away! with Jeff Smith: Understanding a Supercharged Engine’s BSFC Number to Choose Fuel Injectors
I’ve noticed that many of your tech questions are about carburetors but I have an EFI question for you. When choosing fuel injector size for a supercharged engine, the BSFC […]
Ask Away! with Jeff Smith: Solving a No Oil Pressure Problem on a Freshly Rebuilt LS Engine
I just finished assembling a rebuilt Gen. IV 5.3L LS engine. I’ve deleted the AFM on this engine and I’ve tapped and plugged the stands inside the engine lifter valley. […]
Ask Away! with Jeff Smith: Fixing Rod & Cam Clearance Issues in a 383 Small Block Chevy Stroker
I’ve run into some clearance issues on my engine build. I have a 383ci small block Chevy with a 3.75 inch stroke crank and stock rods. I put the cam […]
Ask Away! with Jeff Smith: Cam, Piston & Ring Advice for a Supercharged 355 Chevy Small Block
I am building a new 355ci Gen. 1 small block Chevy for my Buick Skylark that also has a Procharger supercharger. I’m upping everything inside with a forged crank, rods, […]
Ask Away! with Jeff Smith: Preventing Premature Flat Tappet Camshaft Failure
I’m hearing all kinds of conflicting information about guys losing flat tappet camshafts in engines thousands of miles after the engine was built. It appears the favorite bad guy is […]
Ask Away! with Jeff Smith: Affordable, Durable DIY Ways to Coat or Paint Exhaust Manifolds
I’m restoring my 390 Ford Fairlane and the cast iron exhaust manifolds are just plain rusty ugly. I can blast them back to original but they will just rust again. […]
Ask Away! with Jeff Smith: Advice for Replacing or Upgrading an Opti-Spark Ignition on a GM LT1 Engine
I was wondering if there is anything that is out there to get rid of the Opti-Spark Distributor in my 1994 Z/28 LT1 engine? R.P. There are a couple of […]