Of all the components used in this assembly the (ca) Cover,canister is the most expensive.
Parts such as the Canister (model G/h/j California Only): Clamp(l:165), Valve,fuel Tank Breather, Clip, No Product Description Available are included in the Gs450l 1988 (j) Usa (e03) Canister (model G/h/j California Only) parts fiche.
The Screw is the cheapest item from this partsfiche.