use of the free-flow exhaust from the Troféu cars, a modified camshaft, increased compression ratio, modified valves with double springs, polished cylinder head and manifold headers, and double carburetors. Power increased from the of the standard car to . Cosmetically, it received side stripes, wider wheels and tires, a sports steering wheel by De Moura, and a centre console with additional instrumentation. North America In North America (US and Canada), there over 133,000 Datsun 1200s were sold in the three model years they were available, 1971 through 1973. Coupé total sales were 89,541 and two-door sedan total sales were 43,761. The New York Yankees used a Datsun 1200 as a bullpen car in the 1970s. The Datsun 1200 was rated the most fuel-efficient vehicle in the United States by the Environmental Protection Agency (EPA) in 1973, in overall driving pattern. as rated by the government at The Sunny, however, was only rated the most fuel efficient as the EPA had not yet tested the Honda Civic. At its United States introduction, it had and of torque. These values dropped in 1972 as various power-sapping anti-smog measures were introduced. PB110 series Coupé In April 1971, halfway through the model year, the Sunny Excellent (PB110 series) coupé debuted for the Japanese market. It was based on the B110, but with new hood, fenders and grille, and featured a SOHC 1.4-litre Nissan L engine. The front overhang was extended to accommodate the larger P510 type radiator and the wheelbase by . The engine position was retained in the same position as the original A-series engine which further assisted the handling even though the engine was heavier. No changes were necessary to the firewall. The PB110 was offered in both GL (single carburetor) and GX models (twin carburetor). The larger PB110 was generally not exported. At the Tokyo Motor Show, 19 October 1972, a Sunny Excellent with Nissan's two-rotor Wankel rotary engine was exhibited, but never entered production. Wheels magazine drove this car on the race track. B120 series (Sunny Truck) The B120 commercial truck debuted in February 1971, based on the B110 passenger car chassis. The B120 used the same wheelbase and running gear of the Datsun 1200 sedans, coupé and wagon models. Initially it used the same stainless steel grille as the 1200 sedan, and the rectangular gauges of the Standard model B110s. Both regular (B120) and long-bed (GB120) models were offered.