WebWhether you are an engine builder, drag racer, circle track racer, boat racer, road racer or a hobbyist doing a classic Chevrolet restoration, Mortec has information you can use, starting with our ever-popular Chevy casting number lists for small-block (SBC), big-block (BBC), and 348-409 V-8 engine blocks, cranks and heads. WebApr 23, 2014 · Nov 11, 2005. 8,398. living the dream in my own world... rwflather said: I also have a 3970010 block. It has the 010 and 020 on the back and front, so I also know it is a high tin/high nickel block. The casting date is I 3 9, so I assume it is late 69/early 70 block, and is a 4 blt main block.
ENGINE CODE POCKET GUIDE - NCRS
WebSep 14, 2012 · Chevy Small Block - Engine Block Casting Numbers Notes (for below): "High Power" is the maximum rate HP this block was used for, "Low Power" is the … WebDec 12, 2024 · Originally sold bare, so valve sizes are dependent on machining. All 400ci small-blocks utilize Siamese cylinder walls. This design caused the cooling system to develop hot spots and that is why the 400 heads have steam holes. 25534351C: 2004 Bow Tie, cast-iron, Vortec, 175cc intake ports, 65cc exhaust ports, 2.02/1.55-inch valves. fix steering wheel tilt lever
Complete LS Engine Specs & Differences Guide - JEGS
WebApr 27, 2016 · There is controversy over if this engine was the replacement for the Gen II small-block 350 engine or if the 5.3 iron block is the new 350 as it is more common and less expensive. This all new engine featured an aluminum block and cylinder heads (cathedral port) 10:1:1 compression, a bore of 3.898 inches and a stroke of 3.62 inches. Web4 rows · Sep 15, 2024 · Last 2 or 3 digits = Engine Suffix code. T0525ED means. T = Tonawanda. 05 = May. 25 = 25th. ED = ... WebAll Chevrolet Big Block engines have Cast or Stamped codes to help identify the engine. Determine the engine’s cubic inches, HP, & more. We love Muscle Cars. Home; GM. ... cannibus air dryer