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automotive fuse box

Ask Away! with Jeff Smith: Clean or Replace Corroded Fuse Boxes to Cure Random Non-Battery-Related Power Loss

I just bought a ’68 Olds Cutlass from a local guy. It’s in really great shape and I got a good deal because the previous owner was fed up with […]
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FAST EZ-EFI 2.0 system

Ask Away! with Jeff Smith: Will My New EFI System Work With My Setup?

I just bought the EZ-EFI and I’m still waiting for delivery. I have a 455 Pontiac. For the last couple of days, I’ve been reading up on it (should’ve done […]
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Blown supercharged engine

Ask Away! with Jeff Smith: Here’s Why More Engine Boost Doesn’t Always Mean More Power

I was watching a dyno test video the other day with a couple of cam swaps on a supercharged LS3. On the first test, a slightly bigger cam showed more […]
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vintage chevy camaro accelerates with tire smoke through cones on an autocross track

Ask Away! with Jeff Smith: Exploring Parasitic Power Loss in an Autocross Car

I have a small-block, four-speed early 1970s Camaro that I race in autocross. How much horsepower do the following items use on a small-block at 6,000 rpm? Even a guesstimate […]
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Baer six-piston brake caliper

Ask Away! with Jeff Smith: Using Master Cylinder Math to Solve Brake Pedal Woes

  I have a ’64 El Camino that has been converted to front discs using 1970 Chevelle parts. I was told that I should change the master cylinder as well, […]
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Aeromotive fuel pressure regulator

Ask Away! with Jeff Smith: Why You Should Locate Fuel Pressure Regulators Near the Engine

I am making plans for an LS-swapped Chevelle with all kinds of cool parts, so I’m building the car in my head. I’ve seen lots of people use that Corvette […]
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installing a two piece rear main seal on a small block chevy v8

Ask Away! with Jeff Smith: How to Identify Gasket Leaks and Fix Them

I have a 383 c.i. small-block Chevy that I recently rebuilt and installed in my ’72 El Camino. Unfortunately, it appears that the rear main seal is leaking. I’m pretty […]
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installing a retrofit hydraulic roller cam into a small block chevy engine

Ask Away! with Jeff Smith: Choosing the Largest Camshaft Isn’t Always a Good Idea

I have a 496 Chevy and I want to go with a tunnel ram. What is the largest cam I can go with? It is going in a rat rod […]
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HEI module wiring schematic

Ask Away! with Jeff Smith: Replacing an Antiquated Distributor on a Small Block

I have a 302 Ford in my street rod and have been using the Mallory Unilite distributor for years. Lately it’s been acting up and I can’t buy parts for […]
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front driver side of a heavy chevy chevelle

Ask Away! with Jeff Smith: Optimizing Gear Ratio for Overdrive at Cruising Speeds

I have an early 70s Chevelle and I am planning for either a 700R4 or maybe a 4L60E. The car right now has a mild big-block 454 and I’m looking […]
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