Click to enlarge

THE PISTON IN THIS KIT WILL NOT WORK AS IS IT MUST BE CARVED ON (MACHINED) TO CLEAR EVERYTHING. !!!!!!!!!!!NOTE!!!!!!!!!!! THIS IS NOT A BOLT ON AND GO KIT !!!!!!!!!!!NOTE!!!!!!!!!!!

RACERS ARE EXPEPERMENTING WITH THIS COMBO,, IT IS FOR THE FOLKS THAT WANT OR NEED TO KEEP STOCK DISPLACEMENT BUT STILL GET AS MUCH PERFORMANCE AS THEY CAN!!!!

EXTRA PISTONS ARE LISTED BELOW FOR THOSE NEEDING EXTRA'S FOR EXPERMENTING (WHITTLING) ON.

@ TOP TRX 90CC PERFORMANCE KIT 47MM BORE (1-6/1-25/2-9/2-36/3-2/3-12/3-28) 1-6/1-25/2-9/2-36/3-2/3-12/3-28

@ PISTON_KIT 47.00 47.25 47.50 47.75 48.00 (LONG_SKIRT)<P>(OLD_70_DOME) (SHORT_ROD) (SHORT_CYLINDER) ALL_ATC70'S ALL_TRX70'S CT70_&_C70_TO_81 @ PISTON_KIT 47.00 47.25 47.50 47.75 48.00 (LONG_SKIRT)

(OLD_70_DOME) (SHORT_ROD) (SHORT_CYLINDER) ALL_ATC70'S ALL_TRX70'S CT70_&_C70_TO_81 ATTN: the arrow on the dome of this piston should point down, IF IT HAS AN ARROW (SOME DON'T).

THESE KITS COME WITH THE PISTON, PISTON RING SET, PISTON PIN AND PISTON PIN CLIPS.

SIZE STD._47MM_DRP-1_ 100025

.25mm/.010"_DRP-2_ 100026

.50mm/.020"_DRP-3_ 100027

.75MM/.030"_DRP-4_ 100028

1.0MM/.040"_DRP-5_ 100029_S1112

DRP1 DRP2 DRP3 DRP4 DRP5

DRP1to5PICK_YOUR_SIZE_HERE: