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Conqueror III

10-10-2021 04:34 PM

Volvo 7.4

What is the difference between a 1997 Volvo 7.4 gi and a 7.4 gsi? It has mpi injection. Is it just cam and computer programs?

PA.WOODCHUCK

10-11-2021 08:05 AM

This may help

Volvo Penta 7.4 Gi vs GSi rev limiter - Page 2 - Offshoreonly.com

and from searching for 1997
7.4L Gi 1997-2001 4200-4600
7.4L GSi 1997 4800-5200

techman

10-11-2021 11:37 AM

I believe they also had different style intakes. The Gi had the stock GM truck intake and the GSI had the Merc style racing intake (like on the 500EFI).

https://cimg0.ibsrv.net/gimg/www.off...329c0ef2f5.jpg
https://cimg3.ibsrv.net/gimg/www.off...7d948948b7.jpg

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