rear heat exchanger

[fldodge]

hi guys i`ve got two different yamaha part no. for rear exchangers can any one tell me which is a better kit or are they very similar:8et-rhecr-kt $42.00 and 8et-124oao-oo-oo around $100.00 i`am going to order one and i would like to get the best or biggest one that i can use they are both for a 121" track thanks

 

[darv]

they are both the same one is a part # yamaha had to help with price just make sure that number is still good or you are going to pay the higher price.it will change up to the other number.