20R-1894 camshaft for CAT C27/C32 engine spare part

Short Description:

Remanufactured left bank camshaft for Caterpillar C27 / C32 V-engine, controls intake and exhaust valve timing of left cylinders, cooperates with right bank camshaft to unify engine valve timing and delivers stable power under heavy load.

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Product Detail

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Application Scenarios

Fits Caterpillar C27 and C32 diesel engines for mining dump trucks, large track bulldozers, wheel loaders, oilfield power units and generators. Used for overhaul of left bank valve train. Matching part 20R-1893 is right bank camshaft, new replacement part 421-0071.

FAQ

Q：Can only left camshaft be replaced while right one remains?
A：It is acceptable, but inspect right cam and bearings, and re-calibrate full valve timing.

Q：Can this reman camshaft swap with new 421-0071 directly?
A：Yes, mounting dimension and cam lift are identical, 20R-1894 is reman version with better cost performance.

Q：Does noise on one bank mean left camshaft failed?
A：Check tappet, oil pressure and valve clearance first before inspection.

Q：What risk if grease hole misaligned?
A：No lubrication on contact surface, dry friction causes lobe scoring and seizure quickly.