---
title: BP38350CT1 Series
description: Vortec Truck & SUV 1996-2000 - GM Small Block Compatible 383 c.i. Engine - Long Block
---

[Skip to content](https://knowledgebase.blueprintengines.com/knowledge/bp38350ct1-series#main-content)

English

Show submenu for translations

![IN CRATE ENGINES..png\]](https://knowledgebase.blueprintengines.com/hs-fs/hubfs/IN%20CRATE%20ENGINES..png?height=40&name=IN%20CRATE%20ENGINES..png)

Open main navigation

Close main navigation

- English
  
  Show submenu for translations
- Go to www.blueprintengines.com

 Go to www.blueprintengines.com

 How can we help you?

- There are no suggestions because the search field is empty.

1. [Knowledge Base](https://knowledgebase.blueprintengines.com/knowledge?hsLang=en)
2. [Engine Specs](https://knowledgebase.blueprintengines.com/knowledge/engine-specs?hsLang=en)

# BP38350CT1 Series

## Horsepower & Torque: +47 Rear-wheel Horsepower @ 4400rpm / 55 Rear-wheel ft/lbs at 4400rpm Cylinder Heads: BluePrint Engines Aluminum Cylinder Heads Compression Ratio: 10:1 Camshaft: Hydraulic Roller Cam - .477 Intake / .471 Exhaust Lift and 202 Intake / 212 Exhaust Duration @ .050 - 115° LSA Pistons: Hypereutectic Crankshaft: Cast Crank - 3.750" Stroke and 5.700" Rods Fuel Recommendation: 91+ Octane

#### Description:

- 49 State Legal
- Built with Small Block Chevy Engine Kit Part number BPP38350RA, California Executive Order# D-824-1
- +47 Rear Wheel Horsepower Increase over Factory
- \+ 55 Rear Wheel ft/lbs Torque Increase over Factory
- Compression Ratio: 10:1
- BluePrint Engines Aluminum Heads
- BluePrint Engines Hydraulic Roller Cam
- BluePrint Engines Cast Crankshaft
- BluePrint Engines Hypereutectic Pistons

#### Block:

- BluePrint Engines High Strength Cast Iron Block
- Manufactured and Machined in the USA!
- Drilled and Tapped for Clutch Linkage
- Mech Fuel Pump Provision: Yes
- Passenger Side Dipstick
- 1-Piece Rear Main Seal
- 4-Bolt Main
- 4.000" Bore

#### Rotating Assembly:

- Cast Crankshaft
- 3.750" Stroke
- OEM Type 5.700" Connecting Rods w/ 150,000 PSI Bolts
- Hypereutectic Pistons
- Externally Balanced Front and Rear

#### Cylinder Heads:

- BluePrint Aluminum Cylinder Heads - [H8002K](https://blueprintengines.com/collections/cylinder-heads/products/sb-chevy-aluminum-cylinder-head-195cc-assembled-h8002k)
- 64cc Chamber
- 2.02" Intake / 1.60" Exhaust Valves
- 195cc Intake / 75cc Exhaust Runners

#### Cam Specs:

- Hydraulic Roller Cam
- .477 Intake / .471 Exhaust Lift
- 202 Intake / 212 Exhaust Duration
- @ .050-115 Degree Lobe Separation

#### Ignition Timing:

- Computer-Controlled

### Also Includes:

- Harmonic Balancer
- Timing Cover
- Valve Covers
- Dipstick
- Oil Pan

#### Notes:

- This engine features a true 4-inch bore, which mathematically yields 377 CID with a 3.75-inch stroke.
- This 383 stroker is designed for use in 1996 - 2000 Chevrolet Pickup or SUV that was originally equipped with a 350ci (5.7L) engine.
- No ECU tuning or recalibration is required.
- Advertised horsepower gains were achieved on chassis dyno, w/ factory EFI and ECU, in a Vortec equipped, otherwise factory, GM truck.
- We have taken our BluePrint OEM style Block and assembled the Small Block Chevy Kit to give you a 24% increase of 49 state legal horsepower, when installed in a GM pickup or SUV year 2000 or older model year that came with a California certified Gen 1 naturally aspirated 5.7 gasoline engine block.
- This engine may require modification to existing front accessory drive mounting brackets if retaining OEM front accessory drive.
- Note: This engine kit has a California Air Resources Board (C.A.R.B.) Executive Order (E.O.) number: D-824-1.

 

Engine Accessory Specifications

*Your BluePrint engine was dyno tested with the parts and specifications listed below.  If you prefer to install a different part, your engine may not produce the horsepower recorded on your dyno sheet.*

**Part Number:** BP38350CT1

**Fuel Delivery Type:** Factory Fuel Injection from 1996 - 2000 Chevrolet Trucks and SUV's required for emission compliance

**Spark Plug:** [BPP7938 NGK 7938 BKR5E](https://blueprintengines.com/products/bpp7938-ngk-7938-bkr5e-spark-plugs-set-of-8)(.750 inch reach, 14mm thread, 5/8 hex, plug)

**Spark Plug Gap:** .035"

**Harmonic Balancer:** [BPP400L](https://blueprintengines.com/products/chevy-small-block-harmonic-balancer-externally-balanced-bpp400) - 400 ci weighed, 8" diameter

**Flexplate/Flywheel:** Late 350 Weighted

**Stall Converter:** Stock rpm

**Intake Manifold:** OEM Vortec

**Fuel Recommendation:** 91+ Octane

**Timing (Initial/Total Advance):** Factory ECU Ignition timing

**Firing Order:** 1,8,4,3,6,5,7,2

**Recommended Break in Oil:** [**BPP710 (Click Here)**](https://blueprintengines.com/products/blueprint-engines-crate-engine-break-in-oil-1-quart-bpp710)

**Recommended Service Oil:** [**BPP10W30 (Click Here)**](https://blueprintengines.com/products/blueprint-engines-10w30-engine-oil-1-quart-bpp10w30)

**Recommended Oil Filter:** [**BPP51061 (Click Here)**](https://blueprintengines.com/products/sbc-bbc-oil-filter-bpp51061)

**Total Oil Capacity with Production Oil Pan, and Filter**: 5 Quarts 

- [General Support](https://knowledgebase.blueprintengines.com/knowledge/general-support?hsLang=en)
- [Technical Support](https://knowledgebase.blueprintengines.com/knowledge/technical-support?hsLang=en#main-content)

    - [General Engine FAQ](https://knowledgebase.blueprintengines.com/knowledge/technical-support?hsLang=en#general-engine-faq)
    - [BluePrint GM Style Engines](https://knowledgebase.blueprintengines.com/knowledge/technical-support?hsLang=en#blueprint-gm-style-engines)
    - [BluePrint Ford Style Engines](https://knowledgebase.blueprintengines.com/knowledge/technical-support?hsLang=en#blueprint-ford-style-engines)
    - [Transmissions](https://knowledgebase.blueprintengines.com/knowledge/technical-support?hsLang=en#transmissions)
    - [Fuel Systems](https://knowledgebase.blueprintengines.com/knowledge/technical-support?hsLang=en#fuel-systems)
    - [Parts and Accessories](https://knowledgebase.blueprintengines.com/knowledge/technical-support?hsLang=en#parts-and-accessories)
    - [Carburetors](https://knowledgebase.blueprintengines.com/knowledge/technical-support?hsLang=en#carburetors)
    - [Alternator](https://knowledgebase.blueprintengines.com/knowledge/technical-support?hsLang=en#alternator)
    - [Term X](https://knowledgebase.blueprintengines.com/knowledge/technical-support?hsLang=en#term-x)
    - [Valve Train](https://knowledgebase.blueprintengines.com/knowledge/technical-support?hsLang=en#valve-train)
- [Factory Five FAQ](https://knowledgebase.blueprintengines.com/knowledge/factory-five-faq?hsLang=en)
- [Engine Specs](https://knowledgebase.blueprintengines.com/knowledge/engine-specs?hsLang=en)
- [Discontinued Engine Specs](https://knowledgebase.blueprintengines.com/knowledge/discontinued-engine-specs?hsLang=en#main-content)

    - [Engine Support](https://knowledgebase.blueprintengines.com/knowledge/discontinued-engine-specs?hsLang=en#engine-support)

[![Chill listening crop-3](https://knowledgebase.blueprintengines.com/hs-fs/hubfs/IN%20CRATE%20ENGINES..png?width=92&height=24&name=IN%20CRATE%20ENGINES..png "Chill listening crop-3")](http://navy-blueprint-logo)

www.blueprintengines.com Help Center

Copyright © 2026, BluePrint Engines