Updating 6 cylinder 1954 chevrolet
It’s standard bore diameter increased from 3-9/16 inches to 3-3/4 inches.The connecting rods were heavier and attached to increased diameter piston wrist pins.In 1953, all Chevy 235 engines that were used with Powerglide transmissions were upgraded with a fully pressurized lubrication system as well as hydraulic lifters.If a car buyer chose a manual transmission then they received the older 235 engine design with solid lifters.The 261 was available in 2 ton (5000 or 6000 series) trucks and school buses.
The 6 volt starter is just fine, even if you're converting to 12 volts... (Final Note of Caution: the fine tooth (#162) '55 and later flywheel will not mesh with your original starter! Pre-'49 cars and trucks will have to slightly alter the exhaust pipe to fit the 235 manifold.By the way, 216/235 exhaust/intakes won't mix and match, and though the entire 216 manifold set can be bolted to the 235 involved, it's a bit Mickey Mouse since the port rings will have to be eliminated due to the 216's smaller port size.4.Let's solve the "hydraulic or solid lifter question" now...In addition, the old back-woods method can literally be dangerous, since it requires using the 216 "low speed" fan which is turned far beyond its design safety.)8. Upper hose may require re-use of your 216 thermostat housing. (if the engine came with automatic, it may not have one). Between 1954-1962, Chevrolet produced their famous full oil pressure 235 cubic inch six cylinder in trucks and it soon proved to be one of the greats among engines.