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3930975 — ENGINE BLOCK ASSEMBLY,GASOLINE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

3930975: ENGINE BLOCK ASSEMBLY,GASOLINE.

The ENGINE BLOCK ASSEMBLY,GASOLINE is a the manufacturer industrial component. Key specifications include bore_diameter: 3.875 INCHES NOMINAL IN, stroke_length: 4.125 INCHES NOMINAL IN, cooling_method: LIQUID, brake_power_rating: 170.0 HORSEPOWER, cylinder_arrangement: STRAIGHT IN-LINE, crankshaft_rotation_direction: CLOCKWISE. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-366-8418, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
3930975
NSN: 2805-00-366-8418
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 11862 — GENERAL MOTORS CORP CHEVROLET MOTOR DIV SPECIAL PRODUCTS DEPT (USA)
SPECIFICATIONS
bore_diameter3.875 INCHES NOMINAL IN
stroke_length4.125 INCHES NOMINAL IN
cooling_methodLIQUID
cylinder_quantity6
brake_power_rating170.0 HORSEPOWER
cylinder_arrangementSTRAIGHT IN-LINE
crankshaft_rotation_directionCLOCKWISE
brake_power_rating_specified_rpm4000
NSN2805-00-366-8418
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ENGINE BLOCK ASSEMBLY,GASOLINE TITLE COMPONENT PN 3930975 MFR ENGINE BLOCK ASSEMBLY,
KEY FEATURES
•
STROKE LENGTH: 4.125 INCHES NOMINAL IN
•
COOLING METHOD: LIQUID
•
CRANKSHAFT ROTATION DIRECTION: CLOCKWISE
•
CYLINDER QUANTITY: 6
•
BRAKE POWER RATING: 170.0 HORSEPOWER
•
CYLINDER ARRANGEMENT: STRAIGHT IN-LINE
•
BRAKE POWER RATING SPECIFIED RPM: 4000
•
BORE DIAMETER: 3.875 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STROKE LENGTH4.125 INCHES NOMINAL IN
COOLING METHODLIQUID
CRANKSHAFT ROTATION DIRECTIONCLOCKWISE
CYLINDER QUANTITY6
BRAKE POWER RATING170.0 HORSEPOWER
CYLINDER ARRANGEMENTSTRAIGHT IN-LINE
BRAKE POWER RATING SPECIFIED RPM4000
BORE DIAMETER3.875 INCHES NOMINAL IN
OTHER ITEMS IN FSC 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2805-00-010-2959 2805-00-066-3426 2805-00-326-0797 2805-00-395-7778 2805-00-422-9321 2805-00-447-9114 2805-00-448-0786 2805-00-561-9463
SUBSTITUTES & CROSS-REFERENCES 1
358826Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3930975?
3930975 is a ENGINE BLOCK ASSEMBLY,GASOLINE.
What parts can replace 3930975?
There is 1 known substitute for 3930975: 358826. Substitute compatibility should be verified for your specific system.
What is the NSN for 3930975?
3930975 is cataloged in the U.S. Government catalog under NSN 2805-00-366-8418. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.