Comstar wheels were added with dual front brake disks. The side covers, rear cowling, and gas tank were now all painted the same basic color. A red gas tank stripe with gold pinstripe accents was added. The CB750 F2 of 1977 was available painted Candy Presto Red or Black. The Final drive gear ratio was changed to 48/50. The engine received a number of modifications after engine #2500004 including a new camshaft new pistons producing a compression ratio of 9.2/1 and a new case without the primary chain oiler. The 1976 CB750F1 was available in Sulfur Yellow or Candy Antares Red.В The only change for this model year was the introduction of green gauge faces. The engine and fork legs were silver which was the standard color for all the 750вЂ™s. Spoke wheels were used with a front and rear single disk brakes. The bike featured a 4-into-1 exhaust with a plastic rear cowling around the seat painted the same color as the tank. The CB750F was introduced in 1975 and offered in two colors, Flake Sunrise Orange and Candy Sapphire Blue. This model, originally thought to replace the CB750K, remained aside the K model in HondaвЂ™s lineup through the 1978 model year with few changes.Д¬hanges from CB750K: lower gearing 4-1 exhaust increased fork trail stronger swingarm disc rear breake вЂњEuroвЂќ cosmeticsД¬hanges from F0/F1: Bigger valves and stronger bottom-end in 70bhp engine accelerator pump new front fork with twin brake disks Comstar 5-spoke wheels FVQ shocks This model was engineered to take the 750 back to its superbike roots with improved performance, handling, and braking combined with a more radical style highlighted by the four-into-one exhaust. In 1975, Honda revamped the 750 model line, which had evolved to become a reliable, comfortable tourer, with the addition of the CB750F Super Sport.

Honda cg engine history