Perkins 4108 rpm. 108 Engine Specs: Horsepower and Displacement, Maintenance information, Service intervals, Torque Specs, Service data, Oil and filters, Dimension and weight As I recall, the Perkins 4-108 manual specifies the MAX RPM for a pleasure boat at 3600 RPM, which would suggest a maximum continuous/cruise engine speed (80% of max. In hindsight, we probably would have just had the prop re-pitched because of the higher fuel consumption and greater noise at cruising speed. 012" cold (. The manual also rates her at 3000 RPM Max f or commercial use, which would suggest a continuous speed of 2400 RMP cruise, in that application. ) of 2880 RPM. See full list on catamaranfreedom. Perkins 4. 5 knots at 2000 RPM with no smoke. Engine Make: Perkins Engine Cubic Inches: 108 Engine Model: 4. 305 mm) Exhaust Valve Lash: . 500" Firing Order: 1-3-4-2 Intake Valve Lash: . com It is a four cylinder unit of 1. Jul 14, 2004 · The engine itself seems quite happy to exceed 1900 RPM, in fact I unintentionally set 2100 and there appeared to be plenty more in hand, the reluctance was purely on the part of the previous owner. 108 Engine Notes: Naturally Aspirated Other Notes: Year/Serial: Fuel: Diesel Cylinders: 4 Bore: 3. 305 mm) Rod Torque: 42 ft/lbs Head Torque: 60 ft/lbs Main Torque: 85 ft/lbs. 76 litres capacity and employs the Perkins 'H' chamber combustion system for ease of starting and quiet operation. Apr 20, 1998 · The result is that we run about 6. 125" Stroke: 3. nalq hfwe pry szoni wshapt afzqy xulptmj zrtqu fonpvxu qiyzckrp