Check the listing for details. TRIUMPH PISTON DATA SHEETS (EARLY MODELS 1933 - 58) HEPOLITE. Condition: New. Listed at 6.14 USD. THE AUCTION IS FOR A SET OF PISTON DATA SHEETS FOR EARLY MODEL TRIUMPHS. ALL HEPOLITE DATA, DETAILS OF BORE SIZES, PISTON PART NUMBERS, RING SET PART NUMBERS, INDIVIDUAL RING PART NUMBERS AND DIMENSIONS. A WHOLE HOST OF INFO ON YOUR FAVOURITE MODELS ON 8 EASY TO READ A4 SHEETS. OTHER SETS AVAILABLE FOR LATER MODELS AND OTHER MAKES. eg. BSA, ARIEL,NORTON, AJS etc. ANY QUESTIONS PLEASE FEEL FREE TO EMAIL ME. THANKS FOR LOOKING. NOW THE REALLY BORING STUFF. I TRY VERY HARD TO ENSURE ALL MY ITEMS ARE SENT OUT WELL PACKED AND LABELLED. I ALWAYS GET PROOF OF POSTING AND WILL NOT BE HELD RESPONSIBLE FOR ITEMS ONCE THEY HAVE BEEN PASSED TO THE POSTAL SERVICE. IN THE UNLIKELY EVENT OF YOUR ITEM GETTING LOST OR STOLEN IN THE POST I WILL GLADLY SEND YOU THE PROOF OF POSTING RECEIPT. LAST OF ALL PLEASE ENSURE YOUR METHOD OF PAYMENT IS ACCEPTABLE. HAPPY BIDDING