WE BEAD BLAST AND PAINT THESE CYLINDERS WITH HIGH TEMP BLACK.
SOLD OUTRIGHT WITH NO CORE NEEDED.
THESE ARE COMPLETELY READY TO INSTALL, FRESH BORE AND HONE, JUST BE SURE TO USE THE INCLUDED SPECIAL BIG BORE COPPER HEAD GASKET.
PLEASE BREAK IN LIKE A NEW ENGINE
I LIKE TO RUN FOR 5 MIN AT 1/4 THROTTLE OR LESS THEN LET COOL AND REPEAT. THEN EASY FOR A TANK OF GAS.
MAIN PICTURE SHOWS A 53.50 PISTON,, BUT THIS LISTING IS FOR THE 54.00 PISTON KIT AND CYLINDER
FITMENT::: (BEST IF YOU CHECK THAT YOU HAVE THE NOTCHED COPPER HEAD GASKET TOO)
CT90K5 TO THE 1979 MODEL YEAR
ATC90'S WITH FRAME #'S HIGHER THAN 1113934
MOST ST90'S
