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1992 Pilot Syclone for Sale

SyTy News Jul 28, 2022 0

The 1992 Pilot Syclone prototype owned by former PAS...

Bill Alsup’s Syclone for sale

SyTy News May 26, 2022 0

Former Indy driver and CART Rookie of the Year,...

Hotwheels Syclone Conversion

SyTy News Nov 7, 2021 0

With the popularity of the Hotwheels Syclone release...

Revelations with Jason Cammisa

Member Feature Sep 25, 2021 0

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

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4staff
picks

1992 Pilot Syclone for Sale

SyTy News Jul 28, 2022 0

The 1992 Pilot Syclone prototype owned by former PAS...

Bill Alsup’s Syclone for sale

SyTy News May 26, 2022 0

Former Indy driver and CART Rookie of the Year,...

Hotwheels Syclone Conversion

SyTy News Nov 7, 2021 0

With the popularity of the Hotwheels Syclone release...

Revelations with Jason Cammisa

Member Feature Sep 25, 2021 0

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

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February 6, 2021 SyTyRegistry 0

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SyTys@Carlisle 2022

Days to SyTys@Carlisle 2022August 4, 2022

SyTy@Carlisle 2022is ON!

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1992 Pilot Syclone for Sale

1992 Pilot Syclone for Sale

SyTy News Jul 28, 2022 0

Bill Alsup’s Syclone for sale

Bill Alsup’s Syclone for sale

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The Great Typhoon Debate – 92 vs 93.

The Great Typhoon Debate – 92 vs 93.

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Another JoyRyde

Another JoyRyde

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Growing up SyTy

Growing up SyTy

Member Feature Aug 31, 2017 7

Hemmings Muscle Machines

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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

1992 Pilot Syclone for Sale

1992 Pilot Syclone for Sale

SyTy News Jul 28, 2022 0

Bill Alsup’s Syclone for sale

Bill Alsup’s Syclone for sale

SyTy News May 26, 2022 0

Another JoyRyde

Another JoyRyde

Member Feature Sep 11, 2019 1

Growing up SyTy

Growing up SyTy

Member Feature Aug 31, 2017 7

ISTR Instagram

SyTys@Carlisle 2022 in the books! #sytyregistry #

SyTys@Carlisle 2022 in the books!

#sytyregistry #internationalsytyregistry #ISTR #gmc #gmctrucks #gmcsyclone #gmctyphoon #syclone #typhoon #sonomagt #syty #sytysogt #PAS #fancysonoma #fancyjimmy #sexmachines #sportmachines #turbo #boost #sporttruck #theofficialsyty #turbocharged #alltheboost #gmcsonoma #chevys10

1992 GMC Typhoon Owner: Matt Schapiro @matt_schapi

1992 GMC Typhoon
Owner: Matt Schapiro @matt_schapiro

#sytyregistry #internationalsytyregistry #ISTR #gmc #gmctrucks #gmcsyclone #gmctyphoon #syclone #typhoon #sonomagt #syty #sytysogt #PAS #fancysonoma #fancyjimmy #sexmachines #sportmachines #turbo #boost #sporttruck #theofficialsyty #turbocharged #alltheboost #gmcsonoma #chevys10

SyTys@Carlisle Day 2! @slostorm92 creeping in with

SyTys@Carlisle Day 2! @slostorm92 creeping in with the American 92 Typhoon 🇺🇸

#sytyregistry #internationalsytyregistry #ISTR #gmc #gmctrucks #gmcsyclone #gmctyphoon #syclone #typhoon #sonomagt #syty #sytysogt #PAS #fancysonoma #fancyjimmy #sexmachines #sportmachines #turbo #boost #sporttruck #theofficialsyty #turbocharged #alltheboost #gmcsonoma #chevys10

1992 Sonoma GT
Owner: Tom Mandrov @sportmachines
📸: @internationalsytyregistry

Just do us a favor….once you’re done sweating this truck and saving it to your phone, just be sure to tag both @internationalsytyregistry and @sportmachines after you steal this pic and repost it. It’s the proper thing to do. 👌🏽

#sytyregistry #internationalsytyregistry #ISTR #gmc #gmctrucks #gmcsyclone #gmctyphoon #syclone #typhoon #sonomagt #syty #sytysogt #PAS #fancysonoma #fancyjimmy #sexmachines #sportmachines #turbo #boost #sporttruck #theofficialsyty #turbocharged #alltheboost #gmcsonoma #chevys10

SyTys@Carlisle Day 1 and we’re still pulling in

SyTys@Carlisle Day 1 and we’re still pulling in trucks!

#sytyregistry #internationalsytyregistry #ISTR #gmc #gmctrucks #gmcsyclone #gmctyphoon #syclone #typhoon #sonomagt #syty #sytysogt #PAS #fancysonoma #fancyjimmy #sexmachines #sportmachines #turbo #boost #sporttruck #theofficialsyty #turbocharged #alltheboost #gmcsonoma #chevys10

1991 GMC Syclone Owner: Bill Hardifer @9secv6 #s

1991 GMC Syclone
Owner: Bill Hardifer @9secv6

#sytyregistry #internationalsytyregistry #ISTR #gmc #gmctrucks #gmcsyclone #gmctyphoon #syclone #typhoon #sonomagt #syty #sytysogt #PAS #fancysonoma #fancyjimmy #sexmachines #sportmachines #turbo #boost #sporttruck #theofficialsyty #turbocharged #alltheboost #gmcsonoma #chevys10 #ccw

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