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1992 Pilot Syclone for Sale July 28, 2022
Bill Alsup’s Syclone for sale May 26, 2022
Hotwheels Syclone Conversion November 7, 2021
Featured Revelations with Jason Cammisa September 25, 2021
Syclone Challenge May 4, 2021
1991 Syclone Walk-around Video February 4, 2021
Forza 4 SyTy Returns October 27, 2020
SyTys@Carlisle 2020 Review August 22, 2020
LSR Syclone – News Flash! July 17, 2020
JoyRyde goes 9s! April 12, 2020

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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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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

Is it time for SyTys@Carlisle yet? #sytyregistry

Is it time for SyTys@Carlisle yet?

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

1992 GMC Sonoma GT Owner: Brian Wilinski #sytyreg

1992 GMC Sonoma GT
Owner: Brian Wilinski

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

1991 GMC Syclones Hurricanes & Syclones. It’s b

1991 GMC Syclones

Hurricanes & Syclones. It’s been a rough few days for FL, but it seems our wide expanse of owners have made it through with only minor damages to property. No reports of lost trucks.

Thanks to everyone who has reached out, but most importantly thanks to the servicemen and women helping to keep our state safe and helping assist with rescue and rebuilding.

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

1991 GMC Syclone Owner: James Trafton @smittysrevi

1991 GMC Syclone
Owner: James Trafton @smittysreviews

James making noisy noises 💨

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

1993 GMC Typhoon Owner: Michael Iancu #sytyregist

1993 GMC Typhoon
Owner: Michael Iancu

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

Looks like Jay Leno @lenos_garage will have his Sy

Looks like Jay Leno @lenos_garage will have his Syclone on tonight’s episode with Tim Allen! Tim is no stranger to the trucks as he owned a Typhoon himself!

Tune in at 10PM on CNBC!

#sytyregistry #internationalsytyregistry #ISTR #gmc #gmctrucks #gmcsyclone #gmctyphoon #syclone #typhoon #sonomagt #syty #sytysogt #fancysonoma #fancyjimmy #sportmachines #turbo #turbocharged #boost #sporttruck #theofficialsyty #turbocharged #alltheboost #minitruckin #jayleno #timallen #timthetoolmantaylor

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