Subject: 155hp 1380cc GRiSO based race bike Sun Jun 04, 2023 7:29 am
Im going to try search more on this beauty!
knumbnutz Grignapoco
Posts : 135 Join date : 2018-10-31
Subject: Re: 155hp 1380cc GRiSO based race bike Sun Jun 04, 2023 7:33 am
knumbnutz Grignapoco
Posts : 135 Join date : 2018-10-31
Subject: Re: 155hp 1380cc GRiSO based race bike Sun Jun 04, 2023 7:35 am
Pete Roper GRiSO Capo
Posts : 10711 Join date : 2013-05-29 Age : 67
Subject: Re: 155hp 1380cc GRiSO based race bike Sun Jun 04, 2023 8:24 am
Yup, heard it all before. They may have the resources to re-cam and modify heads to some extreme degree I'm not aware of but the fact remains the side draught head design is a major limiting factor.
Subject: 155hp 1380cc GRiSO based race bike 
Sun Jun 04, 2023 7:29 am
