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Engine - Pro Journal vs Toyota Journal What is a Pro Journal? One of the most common questions we get at LC engineering is "What is a pro journal? Is it better than a Toyota journal? What bearin … Read more

Engine - Bottom End Clearances Thrust washer clearances / Crankshaft end play Street: .002 to .003 Race: .005 to .006 Max. .008 Bearing Clearances - Race Street: Rods: .0025 to .0030 Rod .0015 … Read more

Engine - Benefits of Circle Track Oil Pans Oil control in a 20R/22R circle track application is very critical in the heat of battle. Too many race motors have self destructed when the oil is sloshed … Read more

Engine - Block Braces We're pretty sure that when Toyota designed the 20R or 22R series engines, they didn't have a 185 + horse powered engine in mind. Over the years however, LCE has developed a fu … Read more

Engine - Block Identification 1975-1980 20R: Deck Height 11.280" (Pan Rail to Top of Deck) Deck Height 9.120" (Crankshaft Center to Top of Deck) Stock Bore 88.5MM - 3.484" Max Overbore 90MM - 3 … Read more

Engine - Benefits of Crank Scrapers During normal engine operation a significant amount of oil adheres to, or becomes entrained in, a cloud surrounding the spinning bottom end. This oil eats up the h … Read more