Sep 2, 2023 · Consult official literature from the manufacturer before attempting any service or repair.

1955: 1H Series D8 ends production; 191 hp (142 kW) D8E and D8D introduced with new 1,246-cubic-inch (20,420 cc) displacement (CID) D342 diesel engine. D8D had a torque converter and D8E had a direct drive transmission.

Sep 2, 2023 · TractorData is a family-owned small business located in Minnesota that has been providing reference information on tractors since 1999.

Sep 14, 2016 · The flywheel H.P. was increased from 160 to 180 on the D7E's, also from 235 hp to 270 hp on the D8H Tractors and 583 Pipelayers, the following engine improvements were made to effect the H.P. increase, New Crankshafts with larger diameter main and rod bearing journals, separate crankshaft gears, piston type rear oil seal, longer main bearings ...

Sep 5, 2023 · The D8H was a complete redesign featuring a wider 84” gauge, a solid equaliser bar (all previous versions had used multiple spring type equalizer bars), hydraulically actuated steering clutches, and a turbocharged version of the Cat D342T engine, initially rated at 225 flywheel horsepower.

According to TractorData.com, the Nebraska Tractor Test 711 of 1959 concluded that the Caterpillar D8 is capable of generating 177 horsepower, or 132.0 kilowatts. A single unit of horsepower is equivalent to 500 foot-lbs. per second of work, or 745.7 watts.

Sep 1, 2022 · TractorData is a family-owned small business located in Minnesota that has been providing reference information on tractors since 1999.

Feb 28, 2025 · Discover the detailed specifications of the Cat D8H engine, including power output, fuel consumption, and performance capabilities.

Jun 27, 2014 · The highly detailed 235 HP Cat diesel turbocharged engine, direct drive transmission and complete undercarriage are a perfect compliment to the individually-linked, free-rolling tracks complete with spring-loaded track tensioners and roller guards.

Loss of compression needs to be checked first before cranking engine with pony or more serious damage can occur. Pull valve cover and check for valve action. Later models had speed limiting oil pressure make device on the rack, early models did not. Fuel will not be pumped if rack is blocked. Fuel system shows conventional system with no gizmo's.