Mahle MS piston set for 1973–1977 Porsche 911 2.7–2.8L applications. This set of six pistons fits a 92 mm bore, 70.4 mm stroke and 127.8 mm rod with a 22 mm wrist pin. With a 21.5 cc crown volume and a 9.8:1 compression ratio, the pistons restore the proper combustion chamber size and compression to maintain correct installation and engine characteristics in the six-cylinder configuration.
Mahle MS Piston Set 73-77 Por 911 2.7-2.8L 92mm Br 70.4 Stk 127.8mm Rod 22mm Pin 21.5cc 9.8CR Set 6