Mailbag: Can You Use Block Filler to Improve Engine Cooling and Bottom-End Strength?
Q: I’m getting ready to build a 406 small-block to put into my Camaro. My question is about the use of block filler. I’ve read that if you fill the block to the bottom of the freeze plug openings, that it will increase the cooling ability because this limits water flow to the oil pan
NHRA Wrap-Up: Torrence, Pedregon, Enders & Savoie Win Four-Wide Nats
Steve Torrence raced to the Top Fuel victory Sunday at the ninth annual NGK Spark Plugs NHRA Four-Wide Nationals at zMAX Dragway. Cruz Pedregon in Funny Car, Erica Enders in Pro Stock, and Jerry Savoie in Pro Stock Motorcycle were also winners in their respective categories at the sixth event on the 2018 NHRA Mello
Photo Gallery: Day 1 of the 2018 Atlanta Motorama
ATLANTA, GA—From traditional street rods, to vintage muscle cars, to late-model performance, the Atlanta Motorama (and the beautiful weather) brought out the Southeast’s very best rides. Whether they were taking a leisurely lap around the speedway, zipping around the Autocross course, or just sitting there looking pretty, these hot rods were clearly the stars of
Atlanta Motorama Gallery: 10 Cars that Caught Our Eyes in the Show Car Garage
ATLANTA, GA—The Atlanta Motorama is the everyman’s car show. It’s packed with hot rods and trucks that were driven to the show from all over. In most cases, these cars were built or restored in driveways and home garages over a lengthy period of time. They’re often owned by budget-minded gearheads who tinkered and wrenched
Parts Bin: ZyCoat ZyBar High-Temperature Header, Manifold, and Exhaust Coating
If you own a high-performance race car or rip-snortin’ street machine, there’s a good chance you’ve had to battle extreme under-hood temperatures. And one of the biggest causes of high engine bay temperatures is the heat emanating from the header and exhaust tubing. ZyBar is a new high-temperature exhaust coating from ZyCoat that can reduce
Ask Away! with Jeff Smith: Why Do I Keep Killing Alternators?
I did a LS2 swap in my ‘54 Belair. The engine came from an ‘05 GTO. It has a modest stereo system operating on a 10-amp fuse. It has a 16-inch cooling fan that operates on a 30-amp fuse and it will blow a 20-amp fuse if I try one. It also has Vintage Air A/C and all
Dial Indicator Tips: Advice for Choosing, Mounting, Zeroing and Measuring with Dial Indicators
One of the most important tools you’ll find in any racer or rodder’s tool collection is a dial indicator. They’re used for everything from degreeing a cam to checking run-out on a disc-brake rotor (along with any number of tasks in between). The most common dial indicators make use of a calibrated stem fitted with
EFI 101: Mass Air vs. Speed Density — What They Are & Which is Best for Your Ride
If you’re researching electronic fuel injection (EFI) systems, you’ve probably come across the terms speed density and mass air flow (MAF). These are the two most prevalent types of fuel injection metering methods that an EFI system uses to calculate air/fuel ratio. (Some vehicles even use a combination of the two.) Though there is other
Ford will Cease Sedan/Small Car Production; Mustang to Remain
Ford recently announced plans to eliminate the majority of its passenger car offerings from its lineup so it can focus production capabilities on better-selling SUVs, trucks, and crossover vehicles. Relax Mustang fans, Ford was clear that its iconic pony car will not be affected by the shift. The list of vehicles being eliminated include the
L33 5.3L Engine Upgrade Guide: Expert Advice for L33 Mods to Maximize Performance
[Editor’s Note: This L33 engine upgrade guide is part of a series of LS engine upgrade guides assembled by a team of LS experts at Summit Racing that we are sharing at OnAllCylinders. For a primer on the entire LS engine universe, read LS Engines 101: An Introductory Overview of the Gen III/IV LS Engine Family.] … The Gen.




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