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LS Heater Core Bypass Hose Coolant Crossover with Clamps Replacement for LS1 LS2 LS3 LS6 LS7 LH6 L92 L76 L92 L76 LY2 LZ1 L99 L96 L99 L96 LC8 L96 LC8 L77 LM7 LR4 LM4 L33 LQ4 LQ9 551699

4.4 (9) Write Review
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$10.49

$ 4 .99 $4.99

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About this item

  • Replace Part Number: 551699
  • Hose Ends: One end is 5/8" and the other end is 3/4"
  • Compatible with LS1 LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33 LS2 LH6 L92 L76 LY2 LY5 LY6 LC9 LFA LH8 LMG LS3 L98 L9H L20 L94 LZ1 L99 L96 LC8 L77
  • Used to loop the heater hose outlets of LS/LT engine water pump.
  • Package Includeds: 1x Black Rubber Hose, 2x Clamps


Product Description

LS LT Heater Core Hose

It seems like you're looking for information about a heater core bypass hose and coolant crossover with clamps for your LS engine.

The heater core bypass hose is used to redirect coolant flow when the heater core is bypassed.

The coolant crossover is a component that connects the inlet and outlet ports of the engine, allowing coolant to circulate properly.

It helps regulate the temperature of the engine and ensures efficient cooling.

SPECIFICATION：

ITEM NAME: LS LT Heater Core Hose
HOSE ENDS: One end is 5/8" and the other is 3/4"
HOSE MATERIAL: Thick 4 ply high temperature and high-pressure silicone with a glossy black finish
FITMENT: For 98-UP LS / LT Swap (Gen III, IV, V) 5/8" and 3/4" Hose Ends 2 Hose Clamps
COMPATIBILITY: Chevrolet GM Pontiac LS LSX LS1 LS2 LS3 LS6 LS7 LT1 LT4

Installation Tips:

  • To install the bypass hose and coolant crossover, you will need to locate the appropriate ports on your LS engine.
  • Then, connect the bypass hose between the two ports to reroute the coolant flow.
  • Make sure to use the provided clamps to secure the hoses in place and prevent any leaks.
  • It's important to follow the guidelines when installing these components to ensure proper functionality and prevent any damage to your engine.
LS Heater Core Bypass Hose Coolant Crossover + 2pcs Clamps

adam
2025-07-11 18:25:24
Good quality and fitment
TONY H
2025-06-21 14:43:56
Good material nice fit,ease installation
UnaClocker
2025-06-03 18:47:32
Good fit and finish. Fit the engine just fine. Appreciate that it came with clamps.
Allester nunn
2025-03-15 18:56:43
That it fits right
Randy Weston
2025-03-08 18:06:32
I’m using this hose as an interface between an aircraft engine and an oil separator because one end requires 1/2” hose and the other end requires 3/4” hose which is what this is.
Joseph hill
2025-03-06 21:52:26
Fit perfect
TONY
2025-02-17 15:25:08
Works good
Sami A.
2025-02-08 10:43:47
I was using cooper pipe this make it better and safer
fawaz alshamsi
2024-12-06 14:52:45
ممتاز مناسب جدااا