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    Bill Alsup’s Syclone for sale

    Bill Alsup’s Syclone for sale

    SyTy News May 26, 2022 0

    Former Indy driver and CART Rookie of the Year,...
    Hotwheels Syclone Conversion

    Hotwheels Syclone Conversion

    SyTy News Nov 7, 2021 0

      With the popularity of the Hotwheels Syclone release...
    Revelations with Jason Cammisa

    Revelations with Jason Cammisa

    Member Feature Sep 25, 2021 0

    With the popularity of today’s internet influencers, it comes...
    Syclone Challenge

    Syclone Challenge

    General May 4, 2021 0

    With the launch of the GMC Syclone in 1991,...
  • Home
  • Registry
    • COMING SOON!
  • Historical
    • Sportmachines Trucks
    • Conversion Trucks
    • Protos & Concepts
    • PAS/GM Documents
    • Publications
  • Tech
    • SyTySGT VIN Guide
    • SyTy Paint Codes
    • SyTy RPO Codes
    • SyTy How-To Tech
    • Stock Spec Data
    • Part Numbers
    • Maintenance
  • Community
    • ISTR Facebook Group
    • ISTR Forum
    • Blog
    • Buyers Guide
    • SyTySoGT FAQ
  • About ISTR
  • Contact
  • 4staff
    picks
    Bill Alsup’s Syclone for sale

    Bill Alsup’s Syclone for sale

    SyTy News May 26, 2022 0

    Former Indy driver and CART Rookie of the Year,...
    Hotwheels Syclone Conversion

    Hotwheels Syclone Conversion

    SyTy News Nov 7, 2021 0

      With the popularity of the Hotwheels Syclone release...
    Revelations with Jason Cammisa

    Revelations with Jason Cammisa

    Member Feature Sep 25, 2021 0

    With the popularity of today’s internet influencers, it comes...
    Syclone Challenge

    Syclone Challenge

    General May 4, 2021 0

    With the launch of the GMC Syclone in 1991,...
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SyTys@Carlisle 2020 Review

SyTys@Carlisle 2020 Review

EventsGeneralSyTy News August 22, 2020 0

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LSR Syclone – News Flash!

LSR Syclone – News Flash!

SyTy News July 17, 2020 1

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SyTys@Carlisle 2022
Days to SyTys@Carlisle 2022August 6, 2022
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Bill Alsup’s Syclone for sale

Bill Alsup’s Syclone for sale

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The Great Typhoon Debate – 92 vs 93.

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Hotwheels Syclone Conversion

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LSR Syclone – News Flash!

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About ISTR

Welcome to the home of the International Syclone Typhoon Registry (ISTR), the only digital magazine and source that is aimed specifically towards the information and history of the GMC Syclone, Typhoon, and Sonoma GT! This site was built to educate, inform, and share knowledge based around the famed Sportmachine trucks.

ISTR was built to take data, information and latest news stories to be able to collectively share it amongst owners and enthusiasts.

Recent Comments
Bill Alsup’s Syclone for sale

Bill Alsup’s Syclone for sale

SyTy News May 26, 2022 0

The Great Typhoon Debate – 92 vs 93.

The Great Typhoon Debate – 92 vs 93.

SyTy Tech Dec 30, 2021 0

Another JoyRyde

Another JoyRyde

Member Feature Sep 11, 2019 1

LSR Syclone – News Flash!

LSR Syclone – News Flash!

SyTy News Jul 17, 2020 1

ISTR Instagram
1992 GMC Typhoon Owner: Mark Feuillerat @slostorm9 1992 GMC Typhoon
Owner: Mark Feuillerat @slostorm92
📍Wisconsin

#sytyregistry #internationalsytyregistry #ISTR #gmc #gmctrucks #gmcsyclone #gmctyphoon #syclone #typhoon #sonomagt #syty #sytysogt #PAS #fancysonoma #fancyjimmy #sportmachines #turbo #turbocharged #boost #theofficialsyty #alltheboost #minitruck
1992 GMC Sonoma GT Owner: Nick Romash @nickromash 1992 GMC Sonoma GT
Owner: Nick Romash @nickromash

#sytyregistry #internationalsytyregistry #ISTR #gmc #gmctrucks #gmcsyclone #gmctyphoon #syclone #typhoon #sonomagt #syty #sytysogt #PAS #fancysonoma #fancyjimmy #sportmachines #turbo #turbocharged #boost #theofficialsyty #alltheboost #minitruck
1991 GMC Syclone Owner: @chris_car_pics 📍Penns 1991 GMC Syclone 
Owner: @chris_car_pics
📍Pennsylvania

#sytyregistry #internationalsytyregistry #ISTR #gmc #gmctrucks #gmcsyclone #gmctyphoon #syclone #typhoon #sonomagt #syty #sytysogt #PAS #fancysonoma #fancyjimmy #sportmachines #turbo #turbocharged #boost #theofficialsyty #alltheboost #minitruck
1993 GMC Typhoon 1206 Owner: Travis Gerulski @hunt 1993 GMC Typhoon 1206
Owner: Travis Gerulski @huntwithtrap

#sytyregistry #internationalsytyregistry #ISTR #gmc #gmctrucks #gmcsyclone #gmctyphoon #syclone #typhoon #sonomagt #syty #sytysogt #PAS #fancysonoma #fancyjimmy #sportmachines #turbo #turbocharged #boost #theofficialsyty #alltheboost #minitruck
Happy Fathers Day to all the SyTy Dads out there! Happy Fathers Day to all the SyTy Dads out there!

#sytyregistry #internationalsytyregistry #ISTR #gmc #gmctrucks #gmcsyclone #gmctyphoon #syclone #typhoon #sonomagt #syty #sytysogt #PAS #fancysonoma #fancyjimmy #sportmachines #turbo #turbocharged #boost #theofficialsyty #alltheboost #minitruck
1991 GMC Syclone 2424 Owner: Ian Turgeon @iturgeon 1991 GMC Syclone 2424
Owner: Ian Turgeon @iturgeon

#sytyregistry #internationalsytyregistry #ISTR #gmc #gmctrucks #gmcsyclone #gmctyphoon #syclone #typhoon #sonomagt #syty #sytysogt #PAS #fancysonoma #fancyjimmy #sportmachines #turbo #turbocharged #boost #theofficialsyty #alltheboost #minitruck
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