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The Mahle MS piston set for Chevy small block 393ci applications is specified for a 4.155 in bore with 3.625 in stroke and 6.125 in rod length, delivering a compression ratio around 12.7:1 with a 4cc dish. These pistons are offered as an engine-specific replacement set for 8-cylinder builds, providing measurements and specifications intended for precision engine assembly and high-displacement small block projects.
Mahle MS Piston Set Chevy SB 393ci 4.155in Bore 3.625 Stroke 6.125 Rod .927 Pin 4cc 12.7CR
