Bristol group RSOC rolling road shoot out today at powerstation no stage 3 cosy made over 300BHP
almost all the cosys were 40/50bhp down on there figures
last time mine made 320bhp(hot summer day) about 1000 miles ago
since then all i fitted was a Proalloy RS500 cooler(more power) damp cold raining nov day and now the figure was 284bhp almost 40 bhp down.
Why are rolling roads so fooked up