Product Summary

3.750" Bore Size, Siamese Cylinder Wall

  • Engineered to accept OEM roller rockers and cams
  • The decks are parallel within .002" and has 350 main journals
  • Block is cast from high nickel iron and has a priority main oiling system
  • Designed for high-performance and heavy-duty applications producing up to 600 horsepower
  • The ideal starting point for hot rodders, drag racers, circle track competitors, off-roaders, and high-performance marine enthusiasts
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Key Specs

MFG. Part #31161411
BrandDart
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Need To Know

Truck Shipment

Truck shipments must be pre-paid with a credit card, certified check or money order

Quick and Easy Returns

Return Policy

Dart 31161411 Details

Designed for high performance and medium duty applications, the SHP (Special High Performance) block is the ideal starting point for hot rodders, drag racers, circle track competitors, off-roaders, and high performance marine enthusiasts.

Don't waste your valuable time sourcing, cleaning, machining and prepping a 40 year old core when you can have a brand new precision machined block with all the most desirable features for just a few dollars more.

  • Designed and Approved for RaceSaver Sprint Cars starting in 2023
  • All new, precision machined
  • Priority main oiling system
  • Full water jacketed non- Siamese cylinder bores
  • Extra thick deck ensures reliable head gasket seal
  • Blind head bolt holes don’t go through to water jackets
  • Scalloped water jacket walls improved flow around cylinders for better cooling
  • Splayed outer bolts on middle main bearing caps
  • Uses 1981-1985 stock style oil pan & passenger side dipstick
  • Uses stock stamped steel or plastic timing cover
  • All OE bolts holes for starters, clutch ball, fuel pump, ect
  • Blind head bolt holes
  • 350 main journals
  • Two piece rear main seal

CARB Warning

Follow EPA, CARB, and state regulations for engine changes

Emissions warning: this part is for vehicle engine changes, not direct oem engine replacements. In California, engine changes are legal when done in compliance with California bureau of automotive repairs (bar) engine change policy. For assistance, call bar referee at: (800) 622-7733. And see https://bar.Ca.Gov/consumer/smog_check_program/engine_changes. All customers must comply with federal epa mobile source enforcement memorandum no. 1a (and addendum) and all applicable state regulations when conducting engine changes. Improper installation and/or use of this part in California may subject the installer and/or owner to a $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and laws of all states for use of this engine change part on makes or models of vehicles that render them noncompliant with applicable state and/or federal emission laws with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine

Dart 31161411 Specifications

KEY SPECS
MFG. Part #31161411
BrandDart
GENERAL
Bore Size3.750"
Cylinder WallSiamese
Sold in QuantityEach
GTIN Code807501054453

Questions & Answers

1 Question1 Answer

Is this block a 4bolt main

by Lee

2 years ago

1 answer

1 of 1 questions shown

Fitment

  • 2-Piece Rear Main Chevy 265

  • Gen 1 LG3 Small Block Chevy

  • Gen 1 LG3 Small Block Chevy

  • 2-Piece Rear Main 305 LG4

  • Gen 1 LE9 Small Block Chevy

  • Gen 1 LG3 Small Block Chevy

  • 2-Piece Rear Main 305 LG4

  • Gen 1 LG3 Small Block Chevy

  • 2-Piece Rear Main 305 LG4

  • Gen 1 LG3 Small Block Chevy

  • 2-Piece Rear Main 305 LG4

  • Gen 1 LG3 Small Block Chevy

  • 2-Piece Rear Main 305 LG4

  • 2-Piece Rear Main 305 LB9

  • 2-Piece Rear Main 305 LG4

  • Gen 1 L69 Small Block Chevy

  • 2-Piece Rear Main 305 LG4

  • Gen 1 LG3 Small Block Chevy

  • 2-Piece Rear Main 305 LG4

  • Gen 1 LG3 Small Block Chevy

  • 2-Piece Rear Main Chevy 265

  • Gen 1 LG3 Small Block Chevy

  • 2-Piece Rear Main 305 LG4

  • Gen 1 LG3 Small Block Chevy

  • 2-Piece Rear Main 305 LG4

  • Gen 1 LG3 Small Block Chevy

  • 2-Piece Rear Main 305 LG4

  • Gen 1 LG3 Small Block Chevy

  • Gen 1 LG3 Small Block Chevy

  • 2-Piece Rear Main 305 LG4

  • Gen 1 LG3 Small Block Chevy

  • 2-Piece Rear Main 305 LG4

  • Gen 1 LG3 Small Block Chevy

  • Gen 1 LG3 Small Block Chevy

  • 2-Piece Rear Main 305 LG4

  • Gen 1 LG3 Small Block Chevy

  • 2-Piece Rear Main 305 LG4

  • Gen 1 LG3 Small Block Chevy

  • Gen 1 LG3 Small Block Chevy

  • 2-Piece Rear Main 305 LG4

  • Gen 1 LG3 Small Block Chevy

  • 2-Piece Rear Main 305 LG4

  • Gen 1 LG3 Small Block Chevy

  • 2-Piece Rear Main 305 LG4

  • Gen 1 LG3 Small Block Chevy

  • Gen 1 LG3 Small Block Chevy

  • 2-Piece Rear Main 305 LG4

  • Gen 1 LG3 Small Block Chevy

  • 2-Piece Rear Main 305 LG4

  • Gen 1 LG3 Small Block Chevy

  • 2-Piece Rear Main Chevy 265

  • Gen 1 LG3 Small Block Chevy

  • 2-Piece Rear Main Chevy 265

  • 2-Piece Rear Main Chevy 265

  • 2-Piece Rear Main Chevy 265

  • 2-Piece Rear Main Chevy 265

  • 2-Piece Rear Main Chevy 265

  • 2-Piece Rear Main Chevy 265

  • 2-Piece Rear Main Chevy 265

  • Gen 1 LE9 Small Block Chevy

  • Gen 1 LE9 Small Block Chevy

  • Gen 1 LE9 Small Block Chevy

  • 2-Piece Rear Main Chevy 265

  • Gen 1 L69 Small Block Chevy

  • 2-Piece Rear Main Chevy 265

  • 305 Chevy Small Block V8

  • 2-Piece Rear Main 305 LB9

  • 2-Piece Rear Main 305 LG4

  • Gen 1 L69 Small Block Chevy

Customer Impersonation Script