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Dart SHP Ford SB Iron Block
Designed for high performance and heavy duty applications producing up to 600 horsepower, ideal starting point for hot rodders, drag racers, circle track, off-roaders and high performance marine enthusiasts. Tailored to the most popular performance and racing applications, with an 8.200" deck height and 4.000" siamese cylinder bores which can safely be bored to 4.185". Steel main caps are splayed 4-bolt on the center three and 2-bolt on #1 and #5, and utilize 1/2" bolts. The valley is machined to accept factory roller lifer guides and retainer (spider). Manufactured on Dart's in-house CNC machining centers to precision tolerances. Siamese cylinders have a .230" minimum wall thickness at 4.185" bore diameter. Other features include a true priority main oiling system that ensures reliable lubrication at high rpm, .625" thick decks with blind 1/2" head bolt holes and clearance for long stroke crankshafts. Retains the Ford small block's original dimensions and is compatible with most stock components.
• Premium high strength, high nickel cast iron
• Splayed 4-bolt center three main caps
• Priority main oiling system
• Blind head bolt holes
• Siamese bores 4.125" (unfinished)
• At 4.185" bore cylinder walls are .230" thick
• Clearance for long strokes
• Decks are even and parellel within .002"
• Provisions for OE stock roller lifter guides and retainer (spider)
• Made in the USA
Part Type: Engine Block
Application: Ford Small Block
Engine Block Style: Aftermarket
Engine Block Material: Cast Iron
Main Journal Type: 351C Main
Deck Height: 9.500""
Cylinder Bore as Shipped: 4.115"
Cylinder Bore Diameter: 4.125"
Finished Cylinder Bores: No
Main Caps Included: Yes
Main Cap Material: Steel
Main Bolt Style: 4-Bolt (Center 3)
Main Cap Fasteners Included: Yes
Lifter Bore Diameter: .876"
Camshaft Bore: SVO 2.203" - 2.205"
Provisions for OE Roller Lifters: Yes
Main Bearings Included: No
Rear Main Seal Style: 1-Piece
Oil Pan Rail Type: Standard 351W
Raised Cam Location: No
Cam Bearings Included: No
Freeze Plugs Included: No
Manufacturer: Dart Machinery
Manufacturer's Part Number: 31375235
Weight: 195.0 lbs.
Warranty: Dart Machinery, Ltd. warrants to the original purchaser its products to be free from defects in materials and workmanship within 6 months from the date of sale. Dart's obligation under this warranty shall be limited to repair or replacement, at Dart's option, of any parts or products which may prove defective under normal use. This warranty shall not apply to any parts or products which hhave been subject to accident, negligence, alteration, abuse, or misuse.
Quantity: Sold as Each
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