All ActivityMost RecentMost LikesSolutionsRe: Frequently Asked Questions about Class C'sI have a 1993 jayco with 460 engine, just wondering if any one has ever had any proplems with vapor lock towing a toad going up a steep mountainRe: Frequently Asked Questions about Class C'sI have a 1993 jayco with 460 engine, just wondering if any one has ever had any proplems with vapor lock towing a toad going up a steep mountain