International SyTy Registry

GMC Syclone, Typhoon, & Sonoma GT History and Data

SyTySoGT Keychains

Owner and ISTR Member Adam Ribakoff is once again offering up custom made mirrored acrylic keychains for the SyTySoGT in a group purchase. Each keychain is laser cut from mirrored acrylic and features your truck number. The keychain is designed to be just big enough to accentuate the intricate designs in…

Going for a Joy Ryde
We all know and recognize the Syclone as a boosted V6 truck that willingly lays down 300HP in stock form and will make most muscle car owners momentarily think twice when one pulls up next to them at the light. But when todays muscle cars come from the factory boasting...
Sportmachines Super Stocks V2
New things coming from the recently relocated Sportmachines shop and it’s got us all excited! SM has recently released a sneak peak of their updated version of the “Super Stock” wheel which is their modernized version of the stock design SyTy wheel. Sportmachines Super Stock Rim, Version 1 The... Read more
SyTy Tech – TV Cable Adjustment
The TV (throttle valve) cable on the 700R4 (and 200-4R) transmissions help control line pressure, shift points, part throttle downshifts, and detent (WOT) downshifts. So if the TV cable is not adjusted properly or if it has become stretched, it can cause odd shift patterns or other transmission problems.... Read more