️ IMPROVES COMPRESSION, RESTORES POWER – Your engine loses power over time as carbon and gunk builds up. Kreen softens and removes excess carbon from around valve stems and piston grooves ...
Reports of the death of the internal combustion engine have been greatly exaggerated. In the wake of stalled consumer demand and stubbornly high costs, automakers around the world are furiously ...
A Kansas aerospace company may be proving that internal combustion doesn ... and low maintenance using fewer than 100 parts. The designers expect the engine to run for more than 100,000 hours ...