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WARRANTY NOTES

1) The utmost care is taken at Thorley Headers to maintain the highest standards of quality.

However, Thorley Headers cannot control the installation of the product. For this reason, the
Thorley Headers warranty covers only the replacement of the components - not the labor for
the installation.

2) The use of any type of “header wrapping” voids the warranty. Using any sort of wrapping

material on the headers destroys the tubing’s ability to dissipate heat, causing very rapid
deterioration of the metal and the subsequent failure of the headers.

3) The chrome plating applied to all Thorley headers is a high-nickel chrome finish applied to

retard corrosion. This is a “heat” chrome to preserve the metal. This finish is not “show
chrome” intended for the sake of appearance. This high-nickel chrome turns colors and
approaches black as it cooks into the metal. The brilliance of the chrome finish is not cov-
ered under the warranty. Contamination of the surface by foreign substances may produce
other color patterns. This can be prevented by routine cleaning.

B Y

S U M M I T

I N D U S T R I E S

THY-470

NISSAN/ SUZUKI 4.0L

FRONTIER, PATHFINDER, XTERRA/

EQUATOR, 2005-12, 2/4WD

2 - M10x1.25x35mm Hex flange bolts
2 - M10X1.25 Hex flange nuts

1 - Driver side Header Assembly
1 - Pass. side Header Assembly

PARTS INCLUDED

HARDWARE INCLUDED

TOOLS REQUIRED

12mm, 14mm Wrenches
12mm, 14mm Deep sockets
12mm, 14mm Regular sockets
Ratchet and extensions
Pliers
Crescent wrench
Torque wrench
Rust penetrant
High-temp sensor-safe silicon sealer
(rated at 600 )

Содержание Doug Thorley Headers THY-470

Страница 1: ...s is a heat chrome to preserve the metal This finish is not show chrome intended for the sake of appearance This high nickel chrome turns colors and approaches black as it cooks into the metal The brilliance of the chrome finish is not cov ered under the warranty Contamination of the surface by foreign substances may produce other color patterns This can be prevented by routine cleaning B Y S U M ...

Страница 2: ... restricted room in the engine compartment your headers may come close to cer tain body and chassis components This is normal for an installation of this type However a careful inspection must be completed to insure that the distances and placement are reasonable and logical especially with regard to electrical fuel and brake components 4 Because of the requirement to raise the engine to facilitat...

Страница 3: ... support it with jack stands or other suitable supports WARNING Do not rely on bumper jacks or chassis jacks for support during header installation The subject vehicle should be raised and supported with jacking equipment and jackstands or ramps intended for undercarriage auto maintenance It is extremely dangerous to work under an improperly raised and or supported vehicle 3 Disconnect the O2 sens...

Страница 4: ...lied M10 1 25x35mm bolt and M10 1 25 nut along with the two factory nuts Leave the connection loose at this time 12 Once you are satisfied with the alignment of all the components you may begin tightening everything down starting at the header first Tighten down the header nuts starting in the middle working your way outward 13 Then tighten the connections at the catalytic converter pipes 14 Recon...

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