The IMSA GTU Championship Car Driven By Sam Posey



1970 Datsun 240Z, Chassis Number ————–, race car built and raced by Bob Sharp Racing initially in SCCA C Production, later in IMSA GTU and 1975 IMSA GTU Championship winning car driven by Bob Sharp, and in 1978 held the all time IMSA GTU lap records at Brainerd, Hallet, Mid America, Pocono, Sears Point, Daytona, Lime Rock, Mid Ohio, Road Atlanta and Talladega (“Race Car”).  Famous drivers include Bob Sharp, Elliot Forbes Robinson, Sam Posey and Paul Newman. Vehicle is in race configuration as campaigned by Bob Sharp Racing and driven by Sam Posey. The following detail is a brief description of the Race Car: 

Historical Significance:



Power Train:
Built by Rebello in CA. 2.8 Liter block built to 3.0 Liters with special HD diesel crank and Eagle rods. Forged pistons – compression 12.5 to 1. Carbs are Mikuni 44’s massaged by Rebello with velocity stacks. Engine is dry-sumped with Peterson pump and dry sump tank. A total of four 30 minute sprint races on engine

Quartermaster 7.5 inch racing clutch also with 4 race weekends

Present Condition:

What is included:

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The Sam Posey GTU Datsun is the only Datsun mentioned in the History of IMSA Racing Book

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