A: Most likely the radiator is original (50 years old) and clogged. Do not blame the engine. Recore the radiator. Do you have a Renault DF455 story or restoration question? Leave a comment below or contact a vintage Renault specialist. Keep the pushrods turning.
On a cold morning, you pump the accelerator twice (no modern choke injection), pull the manual choke knob, and crank. The starter motor whirs slowly, then a deep thud-thud-thud emerges. The engine shakes visibly on its mounts. renault df455
The Renault DF455 actually traces its roots back to the , the successor to the legendary "Billancourt" engine. However, it sits in a transitional period where Renault moved from side-valve (flathead) technology to overhead valves (OHV) and finally to overhead cams. The "D" Family Code In Renault's internal nomenclature of the 1960s and 1970s, the letter "D" typically denoted an industrial or heavy-duty variant of a standard passenger car engine. The "F" indicated the specific block casting series. The numbers "455" refer to the cubic capacity in centiliters (not cubic centimeters). A: Most likely the radiator is original (50