Speedmaster Chevy SBC 350 B-4.000 DH-9.025 Aluminum Engine Block Non Finished
Details
| Brand: | Speedmaster |
| Part Number: | PCE286.1045 |
| Part Type: | Engines, Bare Blocks |
| Block Material: | A-356 Aluminum |
| Cylinder Bore Diameter: | 4.000 in. |
| Bore & Stroke: | 4.155 in. x 4.000 in. Max Recommended |
| Cam Journal OD: | Standard SBC - 1.869 |
| Cam Plug: | 2.375 in. Dia. Cup Plug |
| Cylinder Wall Thickness: | 0.275 in. min @ 4.155 in. Bore |
| Deck Height: | 9.025 in. |
| Deck Thickness: | 0.675 in. Min |
| Fuel Pump : | Electric or Mechanical |
| Fuel Pump Pushrod: | n/a |
| Freeze Plugs: | 10 x 1-5/8 in. Press In Cup Plugs |
| Lifter Bores: | SBC 0.8427-0.8437 in. |
| Main Bearing Size: | 2.450 in. (SBC 350) |
| Main Bearing Bore: | 2.649 in. (SBC 350) |
| Main Cap Bolts: | #1 7/16 in. (2) 3/8 in. (2) #2, 3, 4 7/16 (2) Splayed (2) #5 7/16 in. (2) 3/8 in. (2) |
| Main Cap Press: | 0.005 in. |
| Main Caps: | All 5 Billet Steel. 3 Center Caps Splayed |
| Main Cap Register: | Deep Stepped Register (No Need for Dowels) |
| Oil System: | Wet Sump - Main Priority Oiling (Can Use Dry Sump) |
| Oil Pump Shaft: | 350 0.481 in. OD - Standard |
| Oil Filter: | SBC, Uses 2 Bolt Adapter |
| Oil Pan: | Standard 350 SBC |
| Rear Main Seal: | Standard 350 SBC - 2pc |
| Serial No. Location: | n/a |
| Starter: | Dual Bolt Pattern |
| Stud Holes, Head: | Blind Holes |
| Timing Chain/Gears: | Standard SBC Components |
| Timing Cover: | Standard Cam Location SBC |
| Torque Specs: | 1 - 5 7/16 in. Bolts 65 ft. lbs. 1 & 5 3/8 in. Bolts - 35 ft. lbs. |
| Weight: | 110 Lbs @ 4.0 in. Bore |
| Quantity: | Sold individually. |
| Notes: | Check hood clearance before installing. Block orifices must all be checked for accuracy before assembly. Non Finished refers to bores not being finished honed. Slightly undersized to machine at your discretion. |
| Calculator: | CFM Calculator |
The next level of performance is these aluminum Chevy small blocks. Block is ready for the street racer or all out racer with added strength and cubic inches. All the factory flaws redesigned to eliminate all problems, still using the original water jacket design. Blocks are cast from highest quality high-density iron with extra-thick cylinder walls and decks. The blocks webs are stronger and fitted with billet steel 4-bolt main caps. Ideal for sprint cars, modifieds, late model stock cars, dragsters, unlimited open competition classes, supercharged, turbocharged and nitrous applications!
Features Include: Ductile iron sleeves and extra thick cylinder walls & decks, 4 bolt splayed mains, enlarged bosses for offset or oversize lifters and scalloped water jacket holes for improved cooling. Siamesed cylinders, dual starter mount bolt patterns for additional starter clearance. Front and rear external oil inlets, crossover and restrictor provisions to simplify plumbing with external pump. Screw in freeze plugs.
Used in 1200+HP Applications!