LS CHEVROLET TOP MOUNT Installation Manual For Systems with A/C #13450 / #13470 Billet Specialties, Inc. 500 Shawmut Ave.
PLEASE READ ALL INSTRUCTIONS BEFORE INSTALLING ANY COMPONENTS OF THE TRU TRAC SERPENTINE SYSTEM Important: Thoroughly read the instructions, the removal and installation of the damper requires special tools, if after reading the instructions and you feel you may not be able to install the damper correctly Billet Specialties recommends you to have a professional mechanic perform the installation. Damper Installation Tools GM Part Number Description Tech Line: 708.588.0505 Fax: 708.588.7181 www.
Packaged In Main Box x4 x1 8mm-1.25 x 25mm Flat Head Cap Screw x1 5/16" Flat Washer 5/16-18 x 1" Hex Head Cap Screw /16-18 x 1” Hex Head Cap Screw 8mm-1.25 x 25mm Flat Head Cap Screw x2 5/16” Flat Washer 8mm-1.25 x 40mm Flat Head Cap Screw x1 x1 8mm-1.25 x 40mm Flat Head Cap Screw 1/2" Flat Washer x3 Compressor Shoulder Bolt Compressor Bolt - SB Chevy 1/4-20 x 3/4" Socket Head Cap Screw 1/2” x .06” Flat Washer x1 x4 1/4-20 x 3/4” Socket Head Cap Screw 3/8-16 x 3/4" 12pt.
Engine Prep • Disconnect battery • Remove existing accessory drive and water pump • Remove factory crank pulley bolt with an impact wrench and 24mm socket • Save the existing crank bolt, you will need it later • Remove crank • J-41816 • J-42386-A • J-41816-2 pulley/damper with the recommended tools: Crankshaft balancer remover or similar Flywheel holding tool Crankshaft balancer remover step plate • Clean gasket areas, inspect front crank seal and replace if necessary GM P/N 12585673 • Leave flywheel hold
A A A C A B B B Figure 1: Install Water Pump Figure 2: Install Alternator Bracket Apply anti-seize to one end of each of the three 8mm-1.25 x 92mm long threaded studs and the two 8mm-1.25 x 118mm long studs. Use the two included 8mm-1.25 zinc plated nuts tightened against each other to act as a drive nut to ease installation if needed. [A] Slide the alternator bracket onto the driver side studs. Thread the remaining two short spacer nuts (1.103") onto the threaded studs and finger tighten.
A Note Hole Position On Bracket A B C Figure 3: Install Compressor Bracket Figure 4: Install Tensioner & Bracket Apply anti seize to the threads of the three 10mm-1.5 x 20mm socket head cap screws. Apply anti seize to the threads of the following: (1) 8mm-1.25 x 25mm ARP 12pt. cap screw (2) 8mm-1.25 x 25mm flat head cap screws (1) 5/16-18 x 1” hex head bolt [A] Place compressor bracket onto water pump bosses as shown and attach with two of the 10mm-1.5 x 20mm socket head cap screws. Tighten firmly.
A A Figure 5: Install Compressor Bridge Bracket Figure 7: Install Water Pump Pulley Apply anti seize to the two 8mm-1.25 x 40mm flat head cap screws. Apply LocTite to the threads of the four 5/16-24 x 3/4” socket head cap screws. Place the bridge bracket on the passenger side, align the two bottom holes with the top two holes of the tensioner. [A] Install Water pump pulley as shown and tighten firmly. [A] Thread the two 8mm-1.
A B A B B Figure 9: Install A/C Compressor & Clutch Cover Figure 10: Install Alternator Apply anti seize to the following: (1) Compressor Shoulder Bolt (2) 8mm-1.25 x 25mm ARP 12pt. cap screws Apply anti seize to the following: (1) 8mm-1.25 x 25mm ARP 12pt. cap screw (1) 10mm-1.50 x 70mm ARP 12pt. cap screw Place the compressor between the bridge bracket and compressor/tensioner bracket, aligning the compressor bosses with the bridge bracket.
FOR KITS WITHOUT POWER STEERING CONTINUE TO FIGURE 13 A A B C A B Figure 11: Install Power Steering Stand-offs Figure 12: Install Power Steering Assembly Apply LocTite to the threads of one end of the three 10mm-1.5 x 25mm studs. Apply anti seize to the threads of the three 10mm-1.5 x 20mm socket head cap screws. [A] Thread the three studs into the block as shown. [A] Install power steering bracket as shown with the three 10mm-1.5 x 20mm socket head cap screws, tighten fasteners firmly.
A B A C Figure 13: Install Belt & Tensioner Pulley Figure 14: Install Compressor Manifold Route belt as shown below minus tensioner pulley. Continue with this step ONLY if you are going to be installing your air conditioning hoses and charging your system at this time. [A] Place a 5/8” socket attached to a breaker bar on tensioner nut at approximately the 12 o’clock position, align belt onto grove of tensioner pulley.
#13450 / #13470 Billet Specialties, Inc. 500 Shawmut Ave. • La Grange, IL 60526 Tech (708) 588-0505 • Fax (708) 588-7181 www.billetspecialties.
