ARP Expands Harmonic Balancer Bolt Lineup
Factory harmonic damper bolts are an area of concern for racers and performance enthusiasts for two reasons. First is the bolt’s ability to sustain the necessary clamping force when subjected to high RPM crankshaft flexing and twisting. A second consideration is the extra abuse that comes from rotating the crank manually when adjusting valve lash,
Harmonic Balancers and Dampers
Although harmonic balancers are not musical instruments, they do control resonance inside the engine, which is music in some circles. There are three types of engine vibration that engine builders try to minimize. And each type of vibration has a different way of controlling it.
Join PERA for a Webinar on Harmonic Balancers
Tom Lieb of Scat Enterprises will tell you all you need to know about harmonic balancers, how OE’s develop them, the different types and their use in race engine applications.
Proform Harmonic Balancer Installation Tools
Proform has announced four new harmonic balancer installation tools for vintage applications like Ford/Pontiac/Buick, and Oldsmobile, and a foray into late-model applications for Dodge/Chrysler/Jeep/Ford.
Dayco Adds Harmonic Balancers to its Line of Aftermarket Products
New product line comes with the acquisition of Precision Parts of Australia. TULSA, Okla. – Dayco Products is continuing its expansion activities into the harmonic balancer manufacturing market with the acquisition of Precision Parts Pty. Ltd. The company will now operate under the name Dayco Precision Holdings Pty. Ltd. This is the second acquisition for Dayco announced this
New Engine Pro Catalogs Now Available
The company’s newest catalogs include: Performance Product, Gasket & Headbolt Sets, Valve Stem Seals, Timing Set, and Harmonic Balancer.
Shop Solutions February 2015
When I need to hone a harmonic balancer or anything else with a key slot, I use a common automotive body filler called Bondo, to fill it up and rough it close. The stones don’t catch on the edge of the slot, it does not clog the stones and it works quite well.
The 392 Magnum V8 Build is a Wrap
The 392 Magnum engine build is a wrap. We’ve done all we can and now it’s going to power someone’s muscle car, hot rod or truck. When all is said-and-done the only things original in this 318 motor are a fully machined block, the cam thrust plate, the fuel pump eccentric and the bolt and washer holding on the harmonic balancer. Everything else is brand new.
3 Engines for Sale – LS3 and Two Small Block Chevys
John Nijssen of Stroker Engine Exports is selling three performance V8 engine builds.
Crankshaft Counterweights
Most engines are internally balanced, meaning all weight adjustment is done on the crankshaft counterweights. However, some stock and modified engines require external balancing due to an increased stroke or larger pistons, and the crankshaft counterweights that would be required to offset the increased inertia simply don’t fit inside the crankcase.
Triple-Turbo 12-Valve Cummins Engine
Resurrecting an old Dodge truck that had rolled down a mountain, Mike Martin’s “Franken Truck” has undergone quite the transformation. The build features a triple-turbo 12-valve Cummins engine, and it’s only the beginning of Martin’s plans for the build. Check it out!
Crank Balancing Update
If there’s anything all of us in this industry have come to understand, it’s that you can never be certain someone else did the job correctly – and when it comes to crankshafts and crank kits that you or a customer might purchase, it’s imperative to ensure a proper balance job was performed and not just trust that it was because it says so.
Naturally Aspirated 632 cid Big Block Chevy Engine
Jerry Sweet’s 1976 Nova has been owned by his family for a long time. Despite it changing hands briefly, it it is once again Jerry’s, and he’s using it to its full potential with plenty of miles on the street and countless hours at the track, all thanks to a badass, naturally aspirated 632 cid big block Chevy engine built by Robbins Racecraft Inc.
Complete Engine Packages
In today’s world of supply chain disruptions, it is a big benefit to be able to source an entire engine system and not have to wait for that last back-ordered component to arrive.
Shop Solutions March 2023
If I’m not using torque plates, I tape up both sides and trim out the bores. I use painter’s tape, which comes off easily and doesn’t leave any glue residue. I get much less oil in the spray washer this way.
Dayco Supercharger Belt
Engineered and thoroughly tested for use on late model supercharged cars with light modifications like ZR1 Corvettes, Shelby Mustangs and SRT Hellcat applications, it features high stiffness PET cord, EPDM proprietary construction with aramid fibers and either 8 or 10 ribs depending on application.
7.1L Twin-Turbo Duramax Engine
Sterling Diesel Performance is showing off its stunning, fully restored 1972 Chevrolet C10 at the 2022 SEMA Show. Under the hood is a 7.1L Duramax engine with a unique twin-turbo setup. Check it out!
August 2022 Shop Solutions
August tips and tricks for the shop!
Chain Smoker – a 1947 Fargo with a Compound Turbo 12V 6BT Cummins Engine
Just one glimpse at Warwick Andrews’ art rod named Chain Smoker simply isn’t enough. You could stare at this 1947 Fargo FL1 pickup with a compound turbo 12-valve 6BT Cummins engine for hours. See the intricate details for yourself!
Triple-Turbo Billet 5.9L 12-Valve Cummins Engine
Sick and tired of increasing horsepower only to have another cast iron block blow up, Richard Mead of RPS Diesel, went looking for a solution. He helped design a billet 5.9L block that would do the trick, and built this triple turbo billet 5.9L 12-valve Cummins engine, which is one of the fastest diesels in the Northern Hemisphere.
