ATI WETSUMP HARMONIC BALANCER  - CAN BE USED FOR LT1TO LT4 BLOWER CONVERSION ON LT1 CORVETTE WETSUMP  . MUST SUPPLY LT4 CORVETTE BLOWER!

CTSV AND ZL1 LT4 BLOWER WILL NOT WORK!

PIC IS WITH RING AND SPACER INSTALLED ADM SPACER AND 5% OVERDRIVE RING