I have blocks marked Hi Perf and Hi Perf Pass. One is a 2 bolt 454 ( 010 ) casting out of a 3/4 ton, the other is a 68 435HP 4 bolt 427 block. My 67 350 hp 396 block has the Hi Perf cast on the heads and the block. My conclusion is that it means nothing. The tall blocks will only be found in the big bolts.
Chevy casting numbers for blocks and heads for big block V8 engines.
3999289.
.454.
.
.71-79.
2 or 4 bolt, some "CE" replacement blocks had four bolt main.
Apr 11, 2015.
Big Block Chevy Engine Parts casting numbers and Identification.
10051128, 1990-94, 454, Semi Open, 72cc, IP 400cc, bowtie, sym port.
Sep 19, 2013.
Check out this quick reference of Chevy V8 block-casting numbers.
10134366 Big Block V8 454 tall deck, 4 bolt, Bowtie, Generation V, Tall.
350 Engines For Sale Arizona At least 128 samples out of more than 350 tested by government labs in nine states. it has done little to stop the sale of. Mopar 426 Crate Engines Hemi U00225 7u0022 Frederick County | Virginia. Oconto County Wisconsin; Day County South Dakota; Netherlands Mook en Middelaar Chevy Crate Engine Sales The heavy-duty truck-based L96
That early 1970s SS Chevelle rumbling at a red light is more than likely being powered by a GM Chevrolet 454 c.i.d. big-block. Although also offered as a large .
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The Federal Communications Commission has called on phone companies to block unwanted calls and expects carriers not to charge. It also calls on them to make sure caller ID numbers are real, not faked.
Chevelle V8 Engine Block Casting Numbers – 1964 through 1972.
. It should be noted that much earlier 427 and 454 engine blocks have been found with.
Identifying a Chevy big block engine based solely on the serial number is a.
. 350cid V8 4-bbl; U indicates 402cid V8 bbl and W indicates 454cid V8 4-bbl.
Casting #3963512 with J 2 – 9 (October 2, 1969) casting date. 1969-1971 427/454 block casting number 3963512 with October 15 casting date on bell housing area. (10) This 3963512 block dated October 15, 1969 has casting date on bell housing flange and is a warranty block. Courtesy Todd Burke. 1969-1972 402 block casting number 3969854.
Mercruiser Block ID Codes – Big Block V8 Marine Engines. GM V8 454 cid (7.4L) Gen V – Sterndrive Models (LH rotation), 4 bolt mains, flat lifters.
Mopar 426 Crate Engines Hemi U00225 7u0022 Frederick County | Virginia. Oconto County Wisconsin; Day County South Dakota; Netherlands Mook en Middelaar Chevy Crate Engine Sales The heavy-duty truck-based L96 crate engine will be on display under the hood of a 1978 K10 Silverado. This engine is rated at 360 horsepower and 380 lb.-ft. of torque and is best used for vintage.
big block Chevy casting bock.
361959, 1973-85, 454, 2 or 4, car & truck. 364776, 1968-84, 427, 4, tall truck. 364779, 1968-88, 366, 4, tall truck. 399204, 1970-.
Chevy Casting Number identification including Block casting numbers, cylinder.
Truck Gen-5. 10134366. 454. 4-Bolt Gen-5 Bowtie Tall deck. 10185050. 454.