Fits 1979-2004 Ford Mustang; Transmission Adapter-4L80E/4L85E - 71223013HKR light-bulbs Corrects speedometer for tire upgrades

Corrects speedometer for tire upgrades between 25- 40*

1967-1972 Chevrolet C20 Pickup 402 CID

Half Door Models

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Fits 1979-2004 Ford Mustang; Transmission Adapter-4L80E/4L85E - 71223013HKR light-bulbs Corrects speedometer for tire upgradesHooker Blackheart has quickly become the leader in LS engine swaps and we are excited to offer this adapter bracket, which provides for installation of a 4L80 4L85 transmission in multiple applications using Hooker Blackheart transmission crossmembers. This adapter is validated for use with the Hooker Blackheart 12616HKR crossmember for 1970 1981 GM F bodies, the 71222016HKR crossmember for 1979 1993 Ford Mustangs and the 71222013HKR crossmember for