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DD-LT-ALT-PS-1 - LT Truck Alternator Power Steering Bracket Type 1 Pump

All threaded holes in the block and cylinder head should cleaned and tapped with a thread chaser. All bolts being installed should be lubed with a light oil or anti-seize before assembly.

The brackets are designed to used with Dirty Dingo water pump adpaters with a Gen IV corvette water pump. Start with mounting the rear bracket to the driver's side cylinder head. Place the rear bracket directly against the cylinder head using the counter sunk 10MM, and 2 socket head 8MM bolts all 25MM long using stainless washers with the socket head bolts.

GM Gen V LT Alternator Power Steering Bracket Install

Mount the bottom brace in this orientation onto the block using 2 8MM X 25MM bolts and stainless washers.

GM Gen V LT Alternator Power Steering Bracket Install

Using spacers "B" and "C" mount the power steering pump onto the front bracket using 3 countersunk 10MM bolts. 2 are 40MM long and one is 30MM long.

GM Gen V LT Alternator Power Steering Bracket Install

Install the front bracket and pump onto the engine.

"A" spacers fit behind the alternator and the rear bracket.

"D" spacer fits between the front and rear brackets.

"E" spacer fit on the top inside between the front bracket and the cylinder head,

"F" spacer is on the bottom.

GM Gen V LT Alternator Power Steering Bracket Install
 

GM Gen V LT Alternator Power Steering Bracket Install
 

GM Gen V LT Alternator Power Steering Bracket Install

Install lower idler pulley kit and power steering pulley.

GM Gen V LT Alternator Power Steering Bracket Install

 

You can run the factory LS truck power steering pulley and mount the idler pulley in the lower hole. If you run a small diameter power steering pulley you will mount the idler pulley in the top hole.

Torque all 10mm bolts to 28 Ft. Lbs. and all 8mm bolts to 18 Ft. Lbs.

 

Belt Sizes-
 

 

No A/C

Large P/S pulley, small case alt, idler in lower hole. Gates K060750

Small P/S pulley. Small case alt, idler in high hole. Gates K060763

Large P/S pulley, Large case alt, idler in lower hole. Gates K060760

Small P/S pulley. Large case alt, idler in high hole. Gates K060772

Large P/S pulley, Gen V alt, idler in lower hole. Gates K060772

Small P/S pulley. Gen V alt, idler in high hole. Gates K060785

 

With Dirty Dingo LT A/C 

R4, small P/S pulley, large case alt, idler high hole. Gates K060970

Sanden 508, small P/S pulley, large case alt, idler high hole. Gates K060980

Sanden 508, large PS pulley , small case alt, lower idler hole. Gates K060956

 

Sanden 508, large PS pulley , LT alt, lower idler hole. Gates K060970

Sanden 508, small PS pulley , small case alt, high idler hole. Gates K060970

 

Small case alternators are 135 amp and lower. Large Case alternators are 140 amp and higher.

Large case is on the left-

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