800.345.4545
Unrivaled Customer Service
And Expert Tech Advice!  
FREE SHIPPING!
Same Day Shipping Before 11 PM ET
0
My Cart
0
$0.00
Shop By Vehicle
Shop By
Category
Close Menu
Shop By Vehicle
Top Categories
All Categories

Top Categories

All Categories


Free Catalog
E-Mail Signup
My Account
Track Order
Gift Certificates
Rebates
Help

Blueprint Engines BP3961CT

Small Block Chevy 396ci Stroker Base Engine 485HP/500TQ

Blueprint Engines BP3961CT

138-BP3961CT

jegs shipping
Ships
Easy Returns
Easy Returns
Lowest Price Guarantee
Lowest Price Guarantee
Truck Freight: $159.00
Blueprint Engines BP3961CT Small Block Chevy 396ci Stroker Base Engine 485HP/500TQ $5,555.00
Small Block Chevy 396ci Stroker Base Engine
  • 485HP/500TQ
  • 1-Piece Rear Main Seal

  • Specifications:

    Engine Make/Size
    Chevy Small Block
    Engine Assembly Style
    Long block
    Engine Balance
    Internal
    Assembled
    Yes
    RPM Power Range
    1800-5800
    Horsepower
    485
    Cylinder Heads Included
    Yes
    Crate Engine Cylinder Head Material
    Aluminum
    Camshaft Style
    Hydraulic roller tappet
    Intake Manifold Included
    No
    Carburetor Included
    No
    Distributor Included
    No
    Throttle Body Included
    No
    Oil Pan Included
    Yes
    Timing Cover Included
    Yes
    Water Pump Included
    No
    Harmonic Balancer Included
    No
    Valve Covers Included
    Yes
    Flexplate Included
    No
    Flywheel Included
    No
    Air Cleaner Included
    No
    Spark Plugs Included
    No
    Spark Plug Wires Included
    No
    Computer Included
    No
    Wiring Harness Included
    No
    Rear Main Seal Style
    1-piece
    Quantity
    Sold individually
    Emission
    Not Legal
    CARB EO Number
    N/A
    CARB EO Number
    N/A
    Manufacturer's Part Number:
    BP3961CT

    Blueprint Small Block Chevy Engines are a great choice for drivable and reliable high performance engines. All rotating assemblies are balanced within 2 grams on a computerized balancer. Blueprint Engines are dyno tested and include dyno sheets.
    Best of all they feature a 30 month/50,000 mile warranty.

    Recommended Stall Converter: 2000+ rpm
    Recommended Fuel: 91 Octane

    Block:

    • 4-bolt main block
    • 1-piece rear main seal
    • Align honed main bearing bore
    • Cylinders are sonic tested for thickness
    • Cylinders honed on a computer controlled machine to within .0002'' straightness and roundness

      Rotating Assembly:
    • Forged Steel 3.875" stroke crankshaft
    • Heavy Beam 6" Rods
    • Forged pistons, 10.4 to 1 compression
    • Hastings Moly rings
    • Clevite bearings
    • Externally balanced rotating assembly
    • Melling high volume oil pump
    • Heavy duty double roller timing set

      Cylinder Heads:
    • Blueprint Performance Aluminum Heads w/ 64cc chamber
    • Hardened retainers and 1.25'' diameter valve springs
    • 2.08'' swirl polished intake valves
    • 1.60'' swirl polished exhaust valves
    • Hardened pushrods

      Camshaft Specs:
    • Hydraulic Roller Cam
    • Duration @ .050'' Lift: 230 Intake / 236 Exhaust
    • Lift: .510'' Intake / .520'' Exhaust

      Other Features:
    • Chrome valve covers
    • Chrome timing cover
    • New 5-quart oil pan
    • Brass freeze plugs
    • 10.4:1 compression

      Dress Model Adds:
    • Dual Plane, Satin Aluminum Intake Manifold
    • Holley 750 cfm Manual Choke Vacuum Secondary Zinc Carburetor - 510-0-3310S or Fast EZ EFI System
    • HEI Distributor & Coil



      Note: This engine will not work for applications requiring EGR. Does not include flywheel/flexplate.
      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: BP3961CT
    • Fuel Delivery Type: Carbureted, 750cfm
    • Spark Plug: AC Delco 41-629
    • Spark Plug Gap: .045"
    • Harmonic Balancer: Non Weighted - 8" diameter
    • Flexplate/Flywheel: Late 350 Weighted
    • Intake Manifold: Dual plane
    • Fuel Recommendation: 91 Octane
    • Timing (Initial/Total Advance): Total timing 32°
    • Firing Order: 1-8-4-3-6-5-7-2

    JEGS Easy Kits are designed by JEGS high performance racing professionals to help you get all the performance parts you need for your race car, hot rod or truck.

    What size headers should be used on this engine. And what intake manifold do they recommend.

    Asked by: BATMAN 007
    We would recommend 1 5/8" headers and this intake - http://www.jegs.com/i/Edelbrock/350/2161/10002/-1
    Answered by: Rusty B
    Date published: 2018-03-16

    Will this engine work in my 69 camaro if so what flex plate will I need

    Asked by: Sgeorge
    This will bolt in to a '69 Camaro. A flex plate from '87 and new 350 engines will be needed.
    Answered by: Jon Jegs Tech
    Date published: 2018-03-05

    Is this engine internal or external balance? It says two different things in the listing.

    Asked by: Kledus
    This is an internally balanced engine.
    Answered by: Dean R
    Date published: 2017-11-18

    What block and crank is this?

    Asked by: Shortcut1
    BLOCK: 4 bolt main, small block 1pc rear seal block w/Passenger side dipstick only Square and parallel decked Align honed main bearing bore Cylinders honed on computer controlled machine to within .0002 straightness and roundness Cylinders are sonic tested for thickness New forged steel crankshaft
    Answered by: Rusty B
    Date published: 2018-02-27
    • y_2018, m_5, d_23, h_5CST
    • bvseo_bulk, prod_bvqa, vn_bulk_2.0.8
    • cp_1, bvpage1
    • co_hasquestionsanswers, tq_4
    • loc_en_US, sid_10001_10001_1581884, prod, sort_[SortEntry(order=LAST_APPROVED_ANSWER_SUBMISSION_TIME, direction=DESCENDING)]
    • clientName_jegs
    Items You Need
    Some parts are not legal for use in California or other states with similar laws / regulations