Item # 22666 BRAND: ATK Engines

ATK LS3 415CI 620HP Base LS02 Engine

ATK LS02 LS3 415CI 620HP Base
ATK LS02 LS3 415CI 620HP Base
  • bvseo_sdk, p_sdk, 3.2.1
  • CLOUD, getAggregateRating, 26.22ms
  • REVIEWS, PRODUCT
  • bvseo-msg: HTTP status code of 404 was returned;
$10,361.00
Loading...
Loading...
Save for Later
ATK LS02 LS3 415CI 620HP Base

100% Satisfaction Guarantee Since 1978
We stand behind our solutions and customers.

  • • Lifetime Tech Support
ATK LS3 415CI 620HP Base LS02 Engine

Product Overview:

Description

Creating massive horsepower of 620+, the ATK LS02 LS3 415CI 620HP Base Engine can generate huge mid to upper end power with a noticeable idle. This engine is built with aluminum cylinder heads and forged internal components and sealed oil galley plugs for enhanced performance and durability.

Engine Specifications:

  • Horsepower: 620+
  • Torque: 550+
  • Block: New GM LS3
  • Bore/Stroke: 4.065 x 4.000
  • Year Range: 2008-2017
  • Displacement: 415CI
  • Crankshaft: Manley 4340 Forged Internally Balanced 58 Tooth
  • Connecting Rods: Manley 6.125" Forged H Beams with ARP 8740 Bolts
  • Pistons: Manley 2618 Forged
  • Piston Rings: Moly Rings
  • Compression Ratio: 10.3:1 Compression
  • Camshaft: Hydraulic Roller
  • Camshaft Specifications: 240/256 @50 .625/.625 113LSA
  • Camshaft Bearings: Installed & Clocked to OEM Position
  • Cylinder Heads: New LS3 Aluminum 68cc/260cc 2.16/1.59
  • Rocker Arms: OE Rocker Arms with trunion upgrade
  • Oil Galley Plugs: Installed & Sealed
  • Weight: 412

ATK specializes in muscle. With the highest quality internal parts and Dyno Proven combinations of every engine built, ATK is able to add the most bang for your buck and back it up with an industry leading warranty.



Don't forget the engine paint!
Engine Paint

In the Box

Guides & Accessories

Reviews

  • bvseo_sdk, p_sdk, 3.2.1
  • CLOUD, getReviews, 4.45ms
  • REVIEWS, PRODUCT
  • bvseo-msg: HTTP status code of 404 was returned; HTTP status code of 404 was returned;

Questions & Answers

Are the heads GM CNC machined heads?

Asked by: AARON436
They are GM LS3 heads
Answered by: Bart
Date published: 2022-09-15

Will this engine accept an 8 pound boost from a magnuson supercharger TVS2300?

Asked by: Tom1
Yes 10.3 compression would support a blower
Answered by: lugnut1728
Date published: 2022-08-05

You get the motor pictured with intake and carb fir 8995.00?

Asked by: Bgreen427
We apologize for the confusion and inconvenience. We would have to advise you to speak directly to the manufacturer as these items drop ship. They can be reached by calling 866-721-2315.
Answered by: Kelly H
Date published: 2022-08-05

Can this set up go with a fuel injection

Asked by: Gilroy
We apologize for the confusion and inconvenience. We would have to advise you to speak directly to the manufacturer as these items drop ship. They can be reached by calling 866-721-2315.
Answered by: Kelly H
Date published: 2022-12-10

What do I need to put in my 87 monte carlo ss...

Asked by: Nicko74
We would have to advise you to contact the manufacturer directly regarding this. They can be reached by calling: 866-721-2315.
Answered by: Kelly H
Date published: 2022-12-10

What ignition is needed

Asked by: John 58
The MSD GM LS Ignition Control (Black) 60143 would be a good system for this engine. Go to www.eastwood.com and type in item #54367 on the search bar and you will see the ignition box and description.
Answered by: vince
Date published: 2022-08-05

Can I adapt this into a 69 Chevelle Malibu

Asked by: Mechanic
Yes, but with any project there may be necessary modifications to make it work and fit properly, especially since we don't know what modifications have already been made to the vehicle.
Answered by: RLRL
Date published: 2022-08-05

Will this fit a 2000 Chevy Silverado my regular engine is a 5.3 ls please let me know thanks

Asked by: Nicholas
These engines are not designed for emissions controlled vehicles.
Answered by: ZachC
Date published: 2022-08-05
  • y_2024, m_2, d_25, h_8CST
  • bvseo_bulk, prod_bvqa, vn_bulk_3.0.38
  • cp_1, bvpage1
  • co_hasquestionsanswers, tq_8
  • loc_en_US, sid_22666, prod, sort_[SortEntry(order=LAST_APPROVED_ANSWER_SUBMISSION_TIME, direction=DESCENDING)]
  • clientName_eastwood
  • bvseo_sdk, p_sdk, 3.2.1
  • CLOUD, getContent, 49.66ms
  • QUESTIONS, PRODUCT
Glossary
Unsure of a term? Look it up on our Glossary powered by The Garage
ATK LS3 415CI 620HP Base LS02 Engine
$10,361.00
In Stock