Engines and Components› Engines, Blocks and Components

BLUEPRINT ENGINES

LONGBLOCK

$7,569.45

SKU: B05J MBP3550CT

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

This BluePrint Engines 355 CI Marine Crate Engine is a small block GM longblock designed for CARBURETED use only and replaces standard rotation engines. It is not for use in any factory fuel injected applications or as a reverse rotation engine. BluePrint Engines recommends the use of a flame arrestor in marine applications and advises checking local laws to ensure compliance with the United States Coast Guard Requirements for Ignition Protection & Fire Resistance.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandBLUEPRINT ENGINES
Part NumberB05J MBP3550CT

Videos

What Does a Blueprint Engines 350 Sound Like?

What Does a Blueprint Engines 350 Sound Like?
Buying A Crate Engine - Why BluePrint Engines?

Buying A Crate Engine - Why BluePrint Engines?
BluePrint Engine's NEW Small Block Chevy

BluePrint Engine's NEW Small Block Chevy
Quicksilver Long Block and Crate Engines (2019-) Review Video - By BoatTEST.com

Quicksilver Long Block and Crate Engines (2019-) Review Video - By BoatTEST.com
I bought a BluePrint 350 crate engine from Summit Racing!

I bought a BluePrint 350 crate engine from Summit Racing!
Exploring the Full Line of Blue Print Engines with Nathan

Exploring the Full Line of Blue Print Engines with Nathan
BluePrint Engines -- Virtual Super Summit 2020

BluePrint Engines -- Virtual Super Summit 2020
PRI 2016: Blueprint Engines Covers It All, From Short Block To Complete Turn Key Crate

PRI 2016: Blueprint Engines Covers It All, From Short Block To Complete Turn Key Crate

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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