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Where can I find LS head casting numbers?

Where can I find LS head casting numbers?

241 castings (the casting number is found near the corner of the head) are the most common since they were used on every 4.8L and 5.3L truck engine as well as the early LS1s. The LS1 heads have 67cc chambers with 2.00/1.55-inch valves.

What degree are LS heads?

The stock small-block angle is 23 degrees but as the angle approaches true vertical, the port flow improves. This is why the original production LS heads use a 15-degree valve angle.

What LS heads flow the best?

See all 18 photos After all the measurements were taken, each head was placed on the flow bench for flow data. Not surprisingly, the 799 heads flowed the most, with a peak flow of 250.2 cfm at 0.700-inch lift. The 706 heads offered the lowest peak flow, checking in with a maximum of 237.1 cfm.

What engine has 823 heads?

GM LS3 Heads, 823 Castings – Fully CNC’d, Bare | Borowski Race Engines.

How do I identify cylinder head castings on World Heads?

Locate the World cylinder head identification castings. On World heads, casting marks and numbers are found below the valve cover bolts, in-between the valve rocker studs. All World heads have a World casting mark.

What is the casting number for LT1 cylinder heads?

LT1 cylinder head, casting number 10125320. These are a cast-iron version of the reverse-cooling heads used on the 1990’s LT-series engines.

Where is the engine number on a Chevy small block?

Look for the identification number on the engine block. The identification numbers on a Chevy engine with a small block V-8 are adjacent to the cylinder heads on the passenger’s side, close to the front of the engine block . Look closely because the alternator blocks the identification number.

What is engine casting number?

Casting numbers for the small-block Mopar and big-block Mopar engine blocks can be found on the left (driver’s) side of the block, and will consist of seven numerals . These numbers are different than the stamped eight-digit number found on the right side of the engine. That number is the last eight digits of the Vehicle Identification Number.