Volvo 71a whit a twin disc 507a-1 gear with trolling valve 1.5:1 reduction. Engine and gear are both 1988 with apx. 2300 hours. Engine runs great heat exchanger after cooler and gear cooler just serviced and cleaned in an ultra sonic cleaner Has two gauge panels and harness 5inch muffler 1 1/2 strainer and other parts that were taken out with the repower Has 2 heat exchanger bundles and 2 aftercooler bundles. The housing in one of the after cooler bundles froze up over the winter and cracked. (Just one of the 4 bundles.) Has 507a1 gear on it. Pulled in 2018 was in good running condition when came out. Video is from before it was pulled.