ENGINE BLOCK GM BBC SIAMESE 4.50in. BORE 9.800in. DECK HEIGHT CAST IRON 1pc REAR MAIN
Edelbrock Part # 450001 Big-Block Chevy Cast Iron Engine Block is cast and machined in the U.S.A. and made to last. Being that Edelbrock engine blocks are cast and machined in the U.S.A. allows us to precision machine them to our very own specifications. Engine block part # 450001 is the perfect starting point for any Big-Block Chevy high performance engine build especially when used with an Edelbrock Total Power Package. When it comes to starting with the right base for your engine build... make sure to choose the one made right here in the U.S.A. Edelbrock part # 450001 Big-Block Chevy Cast Iron Engine Block is manufactured to the following specifications: • Block Type: Big-Block Chevy • Block Material: Cast Iron • Cylinder Wall: Siamese • Supplied Bore Size: 4.500" • Supplied Stroke Clearance: 4.500" • Max Recommended Bore: 4.600" • Max Recommended Stroke: 4.500" • Max Recommended C.I.: 598 • Deck Height: 9.800" • Cam Bearing Bore ID: 2.120" • Camshaft Position: Standard BBC • Head Bolt Pattern: Standard BBC • Inside Head Stud Bosses: Yes • Lifter Bores: Standard BBC • Main Bearing Size: Standard BBC • Main Bearing Bore: 2.9375" • Main Caps: 4 Bolt Splayed Nodular Iron • Oil System: Main Priority • Oil Cooler Holes: Integral to Block • Rear Main Seal: 1-Piece • Hydraulic Roller Provisions: Accepts- Gen V, VI Link Bar • Stud and Bolt Holes: Blind Tapped • Tapped Holes: Standard Thread & Pitch • Timing Chain/Gears: Standard BBC Gen IV, V, VI • Timing Cover: Accepts- GEN V, VI 6 Bolt • Fuel Pump Boss: Yes • Starter: Standard Location • Clutch Linkage Boss: Yes
  • Designed/Cast/Manufactured In The USA
  • Precision Machined To Our Very Own Specifications
  • Cast Iron Cylinder Walls
  • Max Recommended Bore 4.600 in.
  • Cam Bearing Bore ID 2.120 in.
Attributes
California Proposition 65 WARNING: This product can expose you to Lead; which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information; visit www.P65warnings.ca.gov.
Country of Origin (Primary) US
Emission Code Not in CA
Engine Make/Size Chevy Big Block 555
Finish Raw
Fuel Delivery Fuel Injection
GTIN 00085347999484
Harmonized Tariff Code (Schedule B) 8708998175
Hazardous Material Code N
Life Cycle Status Code Available to Order
NAFTA Preference Criterion Code B
RGL WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.
SDR Required Flag N
WARNING CA Proposition 65 Yes
WARNING CA Proposition 65 Message WARNING: This product can expose you to Lead; which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information; visit www.P65warnings.ca.gov.
Warranty Time 12

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Edelbrock 450001 Engine Block GM BBC Siamese 4.50" Bore 9.80" Deck Height Cast Iron 1Pc Rear Main