1030010 Chevrolet 383 small block 4.030", 1.125"ch

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Chevrolet 383 small block            
Stock bore: 4.000 - Block Ht. @ .000 deck: 9.000 - Ring Grooves: 1/16 - 1/16 - 3/16
Bore Stroke Rod Length Comp Height Dome CC Compression Ratio                                   58cc          64cc         72cc Gram Wt. Part       Number Required   Ring Set
Dome top: 23˚ - Performance track
4.030 3.750 6.000 1.125 11.2 15.1 13.7 12.2 410 1030010 1821314030

 

• Does not include rings
• Fits 3.480, 3.500 & 3.750 strokes
• Valve reliefs fit OEM & .060/.040” shift
• Oil Rail Support included
• Requires two weeks to manufacture if out of stock