Former Southern California-based Funny Car and fuel altered driver Dennis Geisler died April 14. He was 69.

Geisler, best remembered as the driver of the rear-engine Funny Car named Hindsight that flipped overbackward on the starting line at the 1975 NHRA Winternationals, got his start in fuel altered in the late 1960s with a series of entries, including his most famous, the Instant T.

Former Southern California-based Funny Car and fuel altered driver Dennis Geisler died April 14. He was 69.

Dennis Geisler’s rear-engine Funny Car flips.Geisler, best remembered as the driver of the rear-engine Funny Car named Hindsight that flipped overbackward on the starting line at the 1975 NHRA Winternationals, got his start in fuel altered in the late 1960s with a series of entries, including his most famous, the Instant T.
 
After driving Funny Cars for Bert Berniker and Pete Everett, Geisler formed his own team in 1977, first with a Mustang and then his longest ride, a good-running Dodge Challenger sponsored at one time by Cowboy Hot Dogs as well as through his glass company, Geisler Glass.

Geisler also was one of the early crew chiefs for nitro neophyte John Force.

Services are pending.