Instrumentsrus is a part of H&H Industries!
INSTRUMENTSRUS DOES NOT
REPAIR 65&66 MUSTANG REPRO RALLY PACS!
ALSO, SEE THE DIFFERENCES
IN 1967-70 TACH AND NON TACH HOUSINGS!
Instrumentsrus!
CHECK OUT THE DIFFERENCE BELOW!
THE PICTURE BELOW SHOWS THE REPRODUCTION TACH DOES NOT
ZERO UNTIL YOU START YOUR ENGINE BECAUSE IT HAS A BI-COIL METER.
THE ORIGINAL AT THE BOTTOM IS AT ZERO UNTIL YOU START YOUR ENGINE BECAUSE
IT HAS A D'ARSENVAL METER. YOU CAN ALSO NOTICE THE INFERIOR QUALITY
OF THE REPRODUCTION UNIT.
THE BACK VIEW REALLY LETS YOU KNOW THE DIFFERENCE BETWEEN
A REPRO AND AN ORIGINAL. LOOK AT THE WIRING ON THE REPRO ON THE LEFT,
IT HAS SEVERAL DIFFERENT COLORED SMALL WIRES AND HOOKS TO THE MINUS SIDE
OF THE COIL. ON THE RIGHT IS THE ORIGINAL WHICH HAS 2 SEPARATE WIRING
HARNESSES, ONE EACH FOR THE TACH AND CLOCK. NOTICE THE COLORING AND
THE HEAVIER GAUGE WIRES. AND OF COURSE, THE ORIGINAL TACH HOOKS UP
TO THE PLUS SIDE OF THE COIL!
EVEN THOUGH I DO NOT HAVE
A 65 REPRO PICTURED HERE, THE SAME PRINCIPLES APPLY!
SOME HELPFUL INFORMATION
FROM INSTRUMENTSRUS"
DURING THE PAST SEVERAL MONTHS I HAVE HAD CLIENTS CALL ME WANTING TO
INSTALL A TACHOMETER IN THEIR 1967-70 MUSTANG. MY FIRST QUESTION
IS ALWAYS DO YOU HAVE A TACH HOUSING? MANY MUSTANG OWNERS DO NOT
UNDERSTAND A TACH WILL NOT FIT IN A STANDARD NON-TACH HOUSING. I
HAVE PREPARED A SERIES OF PICTURES TO SHOW YOU WHY. THE FOLLOWING
ARE PICTURES OF 1967-70 NON-TACH HOUSINGS FOLLOWED BY PICTURES OF WHAT
THE TACH/SPEEDO HOUSINGS LOOKS LIKE.
THE ABOVE PICTURES ARE OF A 1967 MUSTANG STANDARD NON-TACH HOUSING ON
THE LEFT AND A 1967 MUSTANG TACH HOUSING ON THE RIGHT! THE
SAME PRINCIPLES WILL APPLY FOR THE 1968 MUSTANG HOUSINGS. IN THE
FIRST PICTURE ON THE LEFT, BESIDE THE SPEEDOMETER IS THE OIL/ALT FOR THE
67, FUEL/ALT FOR THE 68. IF YOU LOOK AT THE PICTURE ON THE
RIGHT OF THE 1967 TACH HOUSING YOU WILL SEE A TACH WILL NOT FIT IN THE
STANDARD HOUSING BECAUSE IT IS NOT DEEP ENOUGH, HAS A COMPLETELY DIFFERENT
MOLD AND THE DIFFUSERS FOR THE LAMPS ARE DIFFERENT. IF YOU WANT TO
INSTALL A TACH IN A 67/68 MUSTANG YOU NEED THE TACH HOUSING!
THE ABOVE PICTURES ARE FOR THE 1969/70 MUSTANG AND AS YOU SEE THE SAME
PRINCIPLES APPLY. IN ADDITION, FOR SOME REASON, FORD CHANGED THE
DEPTH OF HOW A 69/70 TRIP OR NON-TRIP SPEEDOMETER MOUNTS IN THE HOUSING.
WHAT DOES THIS MEAN? YOU CAN'T MOUNT A 69/70 TRIP SPEEDOMETER IN
A NON-TACH HOUSING AND IF YOU MOUNT A 69/70 NON-TRIP SPEEDOMETER IN A TACH
HOUSING WITH TACHOMETER, THE SPEEDOMETER WILL BE 1/2 INCH LOWER THAN THE
TACH! HOPE THIS HELPS!
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