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Katech LS/LT1 Manganese Bronze Valve Guides  Product 629 of 798 in category LS Engine Components  Katech LS3 Combustion Chamber CNC Porting Service

Katech LS3 550HP Performance Long Block Engine, 58x Crankshaft Trigger

Katech LS3 550HP Performance Long Block Engine, 58x Crankshaft Trigger
   
$11,999.99 
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Katech LS3 550HP Performance Long Block Engine, 58x Crankshaft Trigger

New GM LS3 wet sump base engine
OEM rotating assembly
Katech Torquer camshaft
Katech CNC ported heads
BTR dual valve springs kit
ARP cam bolts
Trend 3/8 .080 pushrods
ARP head bolts
OEM GM damper
OEM valve covers
F-Body oil pan included

Great for swaps!


Assembly does not include any electronics, intake manifold, fuel system , or ignition.

Dipstick, Dipstick Tube, and Steam vent pipe not included.

Built to order. Please see sales for estimated lead time.

Ships freight only! See sales for shipping quote.
This product was added to our catalog on Thursday 17 September, 2026.
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Katech LS/LT1 Manganese Bronze Valve Guides  Product 629 of 798 in category LS Engine Components  Katech LS3 Combustion Chamber CNC Porting Service
Categories
Information
Manufacturers
Featured
C8 Corvette Z06 Attack Blue GEN 2 design High Flow Performance Reusable Air Filters, Pair
C8 Corvette Z06 Attack Blue GEN 2 design High Flow Performance Reusable Air Filters, Pair
$210.98 
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