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2. Chevrolet big-block engine - Wikipedia

   en.wikipedia.org/wiki/Chevrolet_big-block_engine

   The engine block had 4.84-inch (123 mm) bore centers, two-bolt main bearing caps, a "side oiling" lubrication system (the main oil gallery located low on the driver's side of the crankcase), with full-flow oil filter, and interchangeable cylinder heads. Heads used on the high performance 409 and 427 engines had larger ports and valves than ...

3. Rocker cover - Wikipedia

   en.wikipedia.org/wiki/Rocker_cover

   A rocker cover, (UK), or valve cover (elsewhere) is a cover that encloses the rocker arm in an internal combustion engine, bolting with a gasket seal to the engine head. Engines with more than one head (such as a V8 ) will have multiple rocker covers.

4. Chevrolet small-block engine (first- and second-generation)

   en.wikipedia.org/wiki/Chevrolet_small-block...

   1987 – The valve cover surfaces were changed so that the mounting lip was raised and the bolt location was moved from 4 bolts on the perimeter to 4 bolts along the centerline of the valve covers (this design debuted on the Corvette in 1986, and the Chevrolet 4.3L 90 degree V6 the year before). Also changed were the mounting angles of the two ...

5. Oldsmobile V8 engine - Wikipedia

   en.wikipedia.org/wiki/Oldsmobile_V8_engine

   The 1966-1967 4-4-2 400 cu in (6.6 L) V8 was a short stroke engine which featured B and C cast large-valve cylinder heads and hydraulic lifters of larger diameter, as well as push-rods of different length and diameter than the standard Olds Rocket V8.

6. Chrysler 1.8, 2.0 & 2.4 engine - Wikipedia

   en.wikipedia.org/wiki/Chrysler_1.8,_2.0_&_2.4_engine

   The positive crankcase ventilation (PCV) system utilized a plastic oil separator box that was vented directly to the block itself; the breather hose and PCV valve hoses attached to the box, and connected to the induction system. Later engines featured a PCV system that was molded to the cylinder head valve cover.

7. List of Peterbilt vehicles - Wikipedia

   en.wikipedia.org/wiki/List_of_Peterbilt_vehicles

   365: 115-inch BBC, replaced 357 367: 123-inch BBC, replaced 378 Both models offered in set-back or set-forward front axle configuration 389: 2006–2024 on-highway (Class 8) Replaced 379, with redesigned headlamps, fenders, and trim. 131-inch BBC (longest-produced by Peterbilt). Offered in Australia (through 3rd-party conversion to right-hand ...