UPGRADING THE ROCKER ARM TRUNIONS INSURING OEM ROCKER ARM DURABILITY FOR PERFORMANCE USE Text & photos by Mike Mavrigian If you’re gonna pound on an LS engine that features OE rocker arms, you need to perform this simple aftermarket trunion/bearing upgrade! . In the process of building any LS engine, if [...]
TIPS FROM ENGINE BUILDERS NOT JUST FOR WHEELS I’ve always looked for more efficient ways to clean cylinder bores on my builds. There is no such thing as “too clean.” Recently I’ve looked at a foam ball that’s designed for polishing custom wheels, and found that when loaded up with liquid detergent it works quite [...]
OUR 2008 GRAND PRIZE WINNER: BOB TROISE As you know, in the beginning of the year, we choose what we feel is the best overall Tech Solution published during the previous year. I’m pleased to announce that the Grand Prize winner for 2008 is Bob Troise of Troise Performance in Baldwin, NY. Bob Troise, next [...]
Tips for avoiding things that can bite you
By John Mummert
In disassembling Y-Block core engines, I have noted a number of common mistakes that are made during the assembly of Y-Blocks during rebuild. Take care to avoid these mistakes.
Thank you very much. The DOHC 2.4L head in this 2001 PT Cruiser spit the No. 1 spark plug without warning, taking the threads along for the ride. We suspect this resulted from poor thread quality coupled with a relatively low spark plug torque value. It appears that cylinder pressure worked its magic on the [...]
PRO-LEVEL SPARK PLUG THREAD REPAIR MADE EASY If you haven’t run into this problem yet, it’s very likely that you will in the near future. There seems to be a rash of spark plug thread failures in a variety of later-model aluminum heads. The most common is the 4.6L Ford head simply because some design [...]
• “Bling Bling:” So a customer has a new Denali or Escalade with some “Dubs,” (rims for the old folks), and wants the speedometer to display the correct speed. The customer also notices he or she doesn’t have the power the truck had before he or she put those 26″ dubs on! So how about [...]
Crane Cams Tech Support By Crane Cams Tech & Customer Service Dept. We managed to glean a host of informative technical tips from the boys at Crane Cams.These tips cover a range of subjects from distributor gear wear to V-Twin motorcycle cams, and we think you’ll find them helpful. • Distributor Gear Wear: It has [...]
Subscribe to Precision Engine
Sign up for our E-newsletter