Earls Straight Transmission Adapter-6 Male to 1/4-18NPSM Male-LongRear-961981ERL header-back-exhaust 4 V8 1969 - 1974

4 V8 1969 - 1974 Chevrolet C10 Pickup 350/5

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7L V8 1966 - 1967 Mercury Montclair 410/6

4 V8 2005 - 2008 Ford F-250 Super Duty King Ranch 330/5

Earls Straight Transmission Adapter-6 Male to 1/4-18NPSM Male-LongRear-961981ERL header-back-exhaust 4 V8 1969 - 1974Overview: There are always clearance challenges when doing an engine swap. One of these is routing the transmission cooler lines off the side of the transmission while cleaning the trans tunnel. Earl's makes this easier with their line adapters. Integrating into the GM transmission and adapting to AN lines allows additional clearance and freedom that the original hard lines cannot. Adapters are available for the popular GM Transmissions 4L80E (Fits