He switched to a 351 Cleveland - powered Pinto for 1972 .
Nicholson 's Maverick earned Ford 's first NHRA Pro Stock win at the 1971 Summernationals .
Nicholson switched to a 351 Cleveland - powered Pinto for 1972 .
Nicholson 's Maverick earned Ford 's first NHRA Pro Stock win at the 1971 Summernationals .