427 ci LS3 Dart block - Frankenstein M311 heads - $17,500

Jan 19th 2026

627

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$17,500

Listing Number: 184766467

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JACKSONVILLE, FL, United States

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Dennis3802 (Private Seller)

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Above Added: Thu January 22, 2026, 10:49 am PST

ATI Super Damper - Mezeire water pump

Above Added: Mon January 19, 2026, 7:55 am PST

Dyno pulls only - Never installed - Cam card image did not post correctly - Intake valve lift = .757 with 1.75 rocker ratio - Exhaust valve lift = .749 with 1.70 rocker ratio - Intake duration at .050 = 269 degrees - Exhaust duration = 280 degrees - Local pickup only with cash.

Above Added: Mon January 19, 2026, 5:36 am PST

Item description

Dart LS block - Scat forged crank and rods - Wiseco forged 11.2 to 1 pistons - Franken stein Monster M311 11 degree heads - Jesel shaft rockers - Set up for carb, but would make some serious power with a turbo. Details in images.

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Private Seller

Dennis3802

JACKSONVILLE, FL 32217, United States

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January 2019

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