[is you head screwed on straight ? no we have dowel pins too]

casting numbers  for chevy small block in book form see bottom of page

casting id for small block chevys castings valve sizes engine sizes chamber sizes and years of production

Casting #

engine size

valve size intake / ex

chamber size cc

years

notes

10065202

350

-

-

87-95

truck

10065203

350

-

-

87-95

truck

10065204

350

-

-

87-95

-

10065205

305

-

-

87-95

-

10065206

350

-

-

87-95

-

10065207

305

-

-

87-95

-

10088113

350

1.94"/1.5"

58cc

-

Aluminum,angle plug, raised "D" port exhaust

10110810

350

-

65cc

91-

Gen. 1,

10120928

350

-

-

-

-

10125320

350

-

-

-

Gen.2 LT1

10128374

350

-

-

-

-

10129552

-

-

-

-

-

10147898

350

-

-

-

-

10159550

350

-

-

-

-

10159551

305

-

-

-

-

10159553

305

-

-

-

-

10205245

-

-

-

-

-

10207643

-

-

-

-

-

10215339

-

-

-

-

-

10239902

350

-

-

96-

gen2 lt4

10239906

350

-

-

96-

vortec

12367712

-

-

-

99-

fast burn

12367713

-

-

-

99-

fast burn zz4

12480005

-

-

38

2000

-

12480011

-

-

-

97-

bowtie sb2 alum

12506450

-

-

-

-

-

12509859

-

-

-

-

-

12516852

-

-

-

-

-

12551561

-

-

-

-

-

12552520

-

-

-

-

-

12554290

-

-

-

-

-

12555690

-

-

-

-

-

12558059

-

-

-

-

-

333882

350 400

1.72/1.5 &1.94/1.5

76cc

-

400 has steam holes in deck

340292

-

-

-

-

-

367450

-

-

-

-

-

3703523

-

-

-

-

-

3725306

-

-

-

-

-

376445

-

-

-

-

-

3782461

327

-

62cc

64/66

camel hump

3782461x

283 / 327

-

62cc

60-63

camel hump

3795896

283/327

1.72/1.5

60cc

63-67

-

3814480

283/327

1.72/1.5

70cc

60-67

-

3814482

283/327

-

75cc

62-67

-

3817680

283-327

-

-

63-67

-

3817681

327

-

-

62-67

-

3817682

283

-

-

61-62

-

462624

350 / 400

1.72/1.5 &1.94/1.5

76cc

-

400 has steam holes in deck

468642

350 / 400

1.72/1.5 &1.94/1.5

76cc

-

400 has steam holes in deck

517513

267

-

-

79-82

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

casting number books

Catalog of Chevy V-8 Engine Casting Numbers 1955-93 and Stamped Numbers Catalog of Chevy V-8 Engine Casting Numbers 1955-93 and Stamped Numbers

Can you tell which water pump is for pre-1969 applications? Does the complete casting number always appear on all crankshafts? Answers to these questions and many more fill this complete guide to all 1955-93 Chevy V-8s. Coverage includes blocks, heads, crankshafts, intake and exhaust manifolds, carburetors, fuel pumps, water pumps, generator/alternators, and EGR valves. Sftbd., 8 1/2 x 11, 212 pgs., 141 b&w ill.

Chevrolet Small-Block V-8 ID Guide Chevrolet Small-Block V-8 ID Guide

Subtitled: Covers All Chevy Small-Block Engines Since 1955. Your complete guide to deciphering Chevy's small-block V-8 engine casting and stamping codes for all engines, from 1955 to the present. Determine the exact engine model, the year it was built, and its application. This valuable ID guide contains a complete list of dimensions and clearances for each model to aid builders in blueprinting and rebuilding. Sftbd., 8 1/4' x 10 5/8', 128 pgs., 25+ b&w ill.