SB Chevy LS1 & LS6, 5.7L & 6.8L hex head bolt kit
Applications
Chevrolet - LS series Gen III
Installation Instructions
INSTALLATION INSTRUCTIONS
Automotive Racing Products (ARP), Inc
1863 Eastman Ave, Ventura Ca 93003
Tech Support 805-339-2200 Email info@arpfasteners.com
8/20/19 REV 02
Part No: 134-3609 & 134-3709
Application: Chevy Gen III LS Series (2003 & earlier) 8740
NOTES
Inspect all hardware prior to installation. Look for
obvious defects or shipping damages. Please
call 800-826-3045 with any questions or issues
The engine block and cylinder head decks must
be flat and have the proper surface finish for the
head gasket used or gasket failure may result
To ensure proper thread engagement and
accurate torque readings, clean all threads in
the block to remove remnant sealer, lubricant
and debris. Chase if necessary with ARP
Thread Chaser, part numbers
912-0011 (M11x2.0)
912-0001 (M8x1.25)
Before final assembly, a mockup of the
engine and or components to check the fit
and
clearance
near
and
around
the
fasteners is recommend.
SOCKETS NEEDED
13MM, 10MM
FINAL ASSEMBLY
1.
Clean the spot faces on the cylinder head.
Brake cleaner is recommended to clean the spot faces where the washer seats.
2.
Use a clean, dry rag to remove all oil from both sides of each washer.
The cylinder head and washer mating surfaces must be free of oil/grease/lubricant. Failure to keep these surfaces
dry may result in inconsistent clamp loads.
3.
Place the washers on to the dry, clean spot faces of the cylinder head.
The ID chamfer side of the washer must face the bolt head.
4.
Apply ARP Ultra-Torque
Lubricate the bolt threads and bottom of the head of each bolt with ARP Ultra-Torque Fastener Assembly Lubricant.
Install the bolts and tighten hand tight.
TORQUE PROCEDURE
5.
Following the manufacturers recommended torque
sequence, torque the bolts per steps 1-4
1- Tighten bolts 1 through 10 (11mm) to
25 ft-lbs (33.9 Nm)
2- Tighten bolts 1 through 10 (11mm) to
50 ft-lbs (67.8 Nm)
3- Tighten bolts 1 through 10 (11mm) to
75 ft-lbs (101.7 Nm)
4- Tighten bolts 11 through 15 (8mm) to
25 ft-lbs (33.9 Nm)
⚠ This is an automatically generated translation and unit conversion. Always refer to the original ARP instruction sheet for exact specifications. Errors may occur. 
