Item Detail
402/408cid LS1/LQ9 Iron Stroker Long Block Name:
402/408cid LS1/LQ9 Iron Stroker Long Block
Item#:
25-402lIronLB

All Texas Speed & Performance 408 cid short-blocks use new GM 6.0L iron blocks! The standard price includes a fully-assembled GM iron short-block with your choice of a Callies Compstar forged 4.00" stroke crankshaft, your choice of Callies Compstar or Eagle H-beam connecting rods with ARP 2000 rod bolts, Durabond camshaft bearings, and ACL main and rod bearings. The standard price also includes your choice of Wiseco +5cc, -2cc, -3cc, -8cc, -15cc, -20cc, or -32cc dished piston set. Diamond Racing -2cc flat-top, -10cc dished, -15cc dished, or -28cc dished pistons are also available for an additional cost. Any Wiseco pistons offered are built to accommodate most LS1, LS2, LS3, LS6, L92, LS7, and LS9 cylinder heads and valve configuration. Any Wiseco piston set will use a 4.005", 4.010", or 4.030" bore piston, and any Diamond Racing piston set will use a 4.010" or 4.030" bore piston. Most of our in-stock engines will use a 4.005" or 4.010" bore piston to allow for maximum cylinder clean-up for future builds.  We can custom-build a 4.030" setup for you for no additional cost. Other custom build items are available. We also offer Lunati crankshafts, as well as Lunati and Oliver connecting rods. Feel free to give us a call, and we will be more than happy to put an itemized estimate together for you! We also offer additional discounts if you pay via a cashier's check or wire transfer. All engines will ship via truck freight, so if are purchasing online the shipping costs listed will NOT be correct! We will contact you with a shipping cost after your order has been placed. All prices listed do not include the applicable shipping costs!

Our TSP 404/408 cid iron-block long-block includes everything in our short-block package plus the following parts that are installed on your engine:

  • Your Choice of Precision Race Components (PRC) Stage 3 LS6 64cc, Stage 3 6.0L 72cc, or Stage 3 LS3/L92 Cylinder Heads (All heads listed will include the standard PRC dual valve spring kit and stainless steel valves!)
  • Your Choice of TSP Camshaft
  • TSP Hardened Chromemoly Pushrods
  • GM LS7 Roller Lifter Set
  • In Motion Double-Roller Timing Set
  • TSP Ported LS6 Oil Pump
  • GM Cylinder Head Bolts and GM MLS Gaskets
  • PRC LS3/L92 Cylinder Heads Will Include GM LS3/L92-specific Rocker Arm Set with Bolts & Pedestals!
  • Bolts, Gaskets, & Other GM Items Included: LS1 Lifter Trays with Bolts, Camshaft Retainer Plate with Bolts, Rear Main Seal Housing Gasket, Timing Cover Gasket, LS1 Valley Cover Gasket, Oil Pump O-Ring, GM Balancer Pulley Bolt, Oil Pan Gasket, Water Pump Gaskets, Rear Main Seal, Front Crankshaft Seal, Cylinder Head Dowel Pins

We also offer turn-key long-blocks that will include your choice of oil pan, intake manifold, throttle body, etc.  We do offer many upgrades to customize your engine, such as ARP bolts and studs, Cometic head gaskets, etc. Please give us a call, and we will be happy to put an itemized estimate together for you.

Starting in 2009, Wiseco will start using a 1.2mm/1.2mm/3.0mm ring pack with a steel top ring and Napier second ring. This will be the standard ring pack used with any of our Wiseco exclusive piston sets, and this ring pack will be offered with any Wiseco off-the-shelf piston set as they make the change from their previous 1/16"/1/16"/3.0mm ring pack. We have the Wiseco and Diamond Racing piston sets listed under separate categories since there are different ring sets offered for each piston manufacturer. All Wiseco piston sets will use the Wiseco/NPR-specific ring sets, and all Diamond Racing piston sets will use an exclusive Total Seal ring set. The Diamond Racing piston sets will come standard with an exclusive TSP/Total Seal plasma moly/napier 2nd ring set, and a steel top/Napier 2nd ring set is available for an additional cost. We do build many engines to keep in stock, and we do our best to offer a variety to suit everyone’s wants/needs. If you are wanting to use our website to get an engine quote, select your desired piston and ring set and list the other piston and ring set as "do not want". So, if you want a Wiseco piston and ring set, select the appropriate parts and list the Diamond Racing pistons and rings as "Do Not Want" in the drop-down menus. With that said, not all engines will be in stock. The average build time will normally take three to four weeks once all parts are at the machine shop. This is only an estimate since circumstances and wait times will vary. Please give us a call for an accurate, up-to-date time quote.

For any nitrous setup exceeding a 150HP shot or any boosted application exceeding 10 psi, we recommend a steel top ring set. The steel top ring will handle the added heat of the nitrous and boosted applications much better than a plasma moly top ring set. Unless otherwise specified, our engines will use a Napier second ring for maximum oil control. This is just another step that we take with all TSP short-blocks to ensure you get the best quality possible!

All TSP engines will include 12 quarts of Joe Gibbs break-in oil for no additional cost. Proper break-in oil and procedures for your engine are just as important as the build process! The Joe Gibbs break-in oil allows for proper ring sealing against the cylinder walls upon start-up, as well as for the break-in period once the engine is up and running. Most off-the-shelf engine oils do not have the necessary ZDDP additives to allow for proper break-in of a new engine, and we want to take every precaution possible to ensure that your new TSP engine receives a proper break-in!

 

Options
Wiseco Pistons:
Wiseco Piston Ring Set:
Diamond Pistons:
Diamond/Total Seal Piston Ring Set:
Rods:
Crankshaft:
Optional Main Stud Kit:
Select Cylinder Heads:
Select Cylinder Head Bolts:
Select Cylinder Head Gaskets:
Select Hydraulic Roller Lifter Set:
Select Intake Manifold:
Optional FAST 92mm Intake Manifold Porting:
Select Reluctor Wheel:
Engine Crate & Cradle for Shipping:
Your Price
Base Price/ea.
$6,899.99
$6,775.00
Your Price: (customized)
$6,975.00
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Category
ASSEMBLED ENGINES - 402, 408, & 414 LS1 & LS2
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402/408cid LS1/LQ9 Iron Stroker Short-Block 402/408cid LS1/LQ9 Iron Stroker Short-Block

404/408 cid LS1/LQ9 Iron-Block Stroker Short-Block Assembly  
More Detail


Item# 25-402IronSB
$3,899.99
$3,675.00
 

806-866-0734
Texas Speed & Performance
329 E HWY 62/82
Wolfforth, TX 79382
 
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