FM 0105PC SBC low mount alternator Bracket
Tools Required:
1/4” Allen Wrench
5/16” Allen wrench
1/2” Open End Wrench
We recommend applying Anti-Seize to all threads when assembling bracket.
1) Disconnect Battery
2) Clean and prep engine block for installation. Inspect threads in engine block, Run a 3/8” thread
chaser if necessary. Thread chasers are available at your local auto parts store or tool dealer and are
different from a thread cutting tap.
9/16” Open End Wrench
Anti-Seize
3/8-16 Thread Chaser (If necessary)
1-7/8" Spacer
5/16" Spacer
1-3/32" Spacer
3/8"-16 x 2-3/4" S.H.C.S.
3) Loosely assemble alternator bracket by inserting the (2) 3/8-16 x 3” socket head cap screws
through front bracket. Place 1-7/8” spacer on top bolt. Place in order on bottom bolt 1-3/32” spacer,
turn buckle assembly then 5/16” spacer. Thread completed assembly through rear bracket and into
engine block. Do not tighten at this time
4) Attach small aluminum ear bracket to back of alternator mount boss with(1) 5/16-18 x 7/8” socket
head cap screw and tighten (26 ft./lb.)
5) Place alternator between front and rear brackets, thread (1) 3/8-16 x 2-3/4” socket head cap screw
through front bracket, alternator and into rear bracket. Finger tighten.
6) Swing turnbuckle assembly up to aluminum ear bracket and thread (1) 3/8-16 x 1” socket head cap
screw through turnbuckle and into aluminum ear bracket and tighten (46 ft./lb.)
7) Tighten the (2) 3/8-16 x 3” socket head cap screws into engine block at this time. (46 ft./lb.)
8) Route V-Belt over water pump pulley, crank pulley and alternator pulley. Turn turnbuckle until
proper belt tension is achieved. Tighten jam nuts on turn buckle. Tighten alternator socket head cap
screw at this time. (46 ft./lb.) Re-check belt tension.
9) Reconnect electrical and test run motor. Re-check belt tension after 100 miles.
(2) 3/8-16 x 3" Socket Head Cap Screw
(1) 5/16-18 x 7/8" Socket Head Cap Screw
3/8"-16 x 3" S.H.C.S.
3/8-16 x 1" S.H.C.S.
Bolts To Ear Bracket
5/16-18 x 7/8" Socket Head
Cap Screw From Behind
Turnbuckle Assembly
(1) 3/8-16 x 1" Socket Head Cap Screw(1) 3/8-16 x 2-3/4" Socket Head Cap Screw
Billet Specialties, Inc. 500 Shawmut Avenue La Grange, Illinois 60526 PH 800.245.5382 Fax 708.588.7181 www.billetspecialties.com
5/16" Spacer 1-3/32" Spacer
1-7/8" Spacer
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