I AM IN THE PROCESS OF BUILDING A 56 GMC LCF (COE) TRUCK I BOUGHT A 92 CHEVY MOTORHOME WITH A 454 WITH 59,000 MILES FOR A DONOR CH***IS,MOTOR, TRANS ECT... BUT I ALSO HANE A COMPLETE 85 CHEVY BIG BOX TRUCK WITH A 454 WAS WONDERING IF ANYONE KNOWS IF EXHUST (SHORTY HEADER TYPE) AND CARB/ INTAKE WOULD WORK OFF THE 85 IN THE 92 ????