1968-1972 Oldsmobile 442 Rally Pack Tach Circuit Board

1968-1972 Oldsmobile 442 Rally Pack Tach Circuit Board

Replacement tachometer circuit board for select 1968-1972 GM factory in-dash tachometers using the large round 3-hole internal board design. Designed for Delco-style Rally Pack / Tic-Toc-Tach applications and supplied with white and black lead wires plus mounting bolts.

Fitment:

• Oldsmobile 442 (1968-1972) factory in-dash tachometers
• Oldsmobile Cutlass (1968-1972) with Rally Pack tach
• Oldsmobile Hurst/Olds (1968, 1969, 1972) factory in-dash tachometers
• Pontiac GTO (1968-1972) in-dash tach only
• Pontiac LeMans (1968-1972) in-dash tach only
• Fits factory Rally Pack / Tic-Toc-Tach units using the round 3-hole internal circuit board

Important: Your tachometer must use the large round 3-hole movement and original Delco-style in-dash tach assembly. Please verify your original board style before ordering.

Does not fit:

• Hood-mounted tachometers, including Pontiac GTO and Firebird hood tach applications
• 1970-1972 Pontiac Firebird / Trans Am in-dash tachometers
• 1973 and newer GM tachometers
• Printed circuit dash clusters that are not Rally Pack systems
• Aftermarket or non-Delco tachometers
• Any tachometer that does not use a round 3-hole internal circuit board

Included:

• 1 tachometer circuit board
• White and black lead wires
• Mounting bolts

Installation notes:

• Designed as a replacement / upgrade board for original factory tachometers
• Requires soldering of included wires
• White = tach signal (coil)
• Black = ground
• For points-type ignition systems, a 12V jumper wire is required to power the upgraded board
• Board is labeled for 12V, coil signal, and ground connections

Required when ordering:
Add your information: Engine, maximum RPM of gauge. Example: 8cyl, 6000RPM. The board is shipped pre-calibrated for the application information you provide.

Limitations: For factory GM in-dash tachometer applications only. Not a universal tachometer replacement.