Thought I'd offer these to you good Late Bay people before putting them on fleabay. Each item has only been used a few times, comes in original box and includes instructions. Please PM me to secure. Payment by PayPal. First a Gunson G4125 Gastester Digital. £40 plus £5.20 post Next a Gunson Colortune. Fits 14 mm spark plug £15 plus £2.60 post. And finally a Gunson Carbalancer £10 plus £2.60 post