Jeff Smith - OnAllCylinders

Ask Away with Jeff Smith: Building Blocks for a Big Block Chevy

by Jeff Smith × on November 24, 2020 at 10:22 am × 4 comments

I am tackling a 1969 Corvette. The 390 HP L36 427 was rebuilt but now needs to go to a 0.060-inch overbore. My buddy and I have been considering building a 454 […]

TDC: An Important Tuning Position That Should Not be Overlooked

by Jeff Smith × on November 17, 2020 at 10:00 am × 2 comments

It’s the classic rhetorical question: “How high is up?” Luckily, finding Top Dead Center (TDC) in an engine is far less taxing from a theoretical standpoint. TDC refers to the […]

Q&A / Tech

Ask Away with Jeff Smith: Is 10:1 Compression Compatible with 91 Octane Fuel?

by Jeff Smith × on November 10, 2020 at 10:00 am × 3 comments

I want to build a 350 Chevy with iron heads and a 10.0:1 compression ratio. Will that work on 91 octane pump premium fuel? H.C. Seemingly simple questions like this […]

Q&A

Ask Away! with Jeff Smith: Getting the Best of a Chevy 307 Without Blowing it Up

by Jeff Smith × on September 4, 2020 at 3:41 pm × 10 comments

I have a 1971 Chevrolet 307 that I’ve decided to hot rod. In my search to find the best setup, I’ve had many different answers, mostly from helpful suggestions to […]

Q&A

Ask Away! with Jeff Smith: Roller Upgrade for Small Block Chevy 350

by Jeff Smith × on August 27, 2020 at 5:02 pm × 4 comments

I am considering buying the basic Chevrolet 350 c.i.d. crate engine. I’ve heard lots of good things about it. I’d like to upgrade to a hydraulic roller cam at the […]

Tech Articles

Ask Away! with Jeff Smith: Out of Balance

by Jeff Smith × on August 21, 2020 at 4:32 pm × 5 comments

I have a Camaro with a 420 c.i.d. small-block Chevy that I recently bought. We pulled the engine to freshen it and the question came up as to whether my […]

Tech Articles

Ask Away! with Jeff Smith: Bogged Down on a Blow-Through Carburetor

by Jeff Smith × on August 7, 2020 at 4:57 pm × 2 comments

I have a 355 c.i.d. small-block Chevy to which I’ve added a small Vortech centrifugal supercharger. The supercharger blows into a hat over the carburetor. For now, the engine is […]

Q&A

Ask Away! with Jeff Smith: Troubleshooting Stripped Cylinder Head Bolts

by Jeff Smith × on July 31, 2020 at 3:02 pm × 4 comments

I’ve got an old, 327 c.i.d. small-block Chevy that I started to replace the heads with a better set. My problem is I’ve stripped the threads on two head bolts […]

Q&A

Ask Away! with Jeff Smith: Bearing Clearance, Cam & Oil Pump Advice for SBC Build

by Jeff Smith × on July 24, 2020 at 10:47 am × 5 comments

I have a 350 c.i.d. small-block Chevy that I’m rebuilding. It has Wiseco forged pistons with a 1/16-inch ring package and 10:1 compression, good I-beam rods, and a good steel […]

Q&A

Ask Away! with Jeff Smith: Figuring Piston-to-Deck with Protruding Pistons

by Jeff Smith × on July 17, 2020 at 4:45 pm × 3 comments

I’m building a Chevy 350 engine for my son’s circle track race car. I started out with a 0.040-over block that I think has been severely decked but I’m not […]

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