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Speedway 602/604 Crate Engine Accessory Drive Kit
Speedway 602/604 Crate Engine Accessory Drive Kit

Speedway 602/604 Crate Engine Accessory Drive Kit

602 GM Chevy Crate Engine, 604 GM Chevy Crate Engine

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Speedway 602/604 Crate Engine Accessory Drive Kit
Speedway 602/604 Crate Engine Accessory Drive Kit
Speedway 602/604 Crate Engine Accessory Drive Kit
Speedway 602/604 Crate Engine Accessory Drive Kit
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Part # 9108591
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MFG. Part #:
Sold in Quantity:
Crankshaft Pulley Included:
Crankshaft Pulley Grooves:
Water Pump Included:
Water Pump Material:
Cast Aluminum
Water Pump Finish:
Water Pump Pulley Included:
Power Steering Pump Included:
Power Steering Pump Bracket Finish:
Power Steering Pump Brackets Included:
Power Steering Pump Finish:
Power Steering Pump Reservoir Included:
Power Steering Pulley Finish:
Power Steering Pulley Grooves:
1 Groove | V-Belt
Power Steering Pulley Included:
Power Steering Pulley Material:
Alternator Included:
A/C Compressor Included:


Speedway Motors has developed an accessory drive kit for 602 and 604 GM crate engines which utilize a short water pump. This kit was designed with racers in mind since the 602/604 crate engines are commonly used in oval track racing.

Kit Includes:

Short Heavy-Duty Aluminum Water Pump

This super heavy-duty race water pump features additional casting designs for more strength and reinforcement, plus a 3/4" fan pilot shaft and super duty bearing. It has 1/2" NPT threaded outlets on both the top and side, plus a 3/16" steel rear plate. It weighs 7-3/4 lbs.

  • 3/4" fan snout
  • Extra thick fan hub
  • 3/4" ultra duty bearings
  • Threaded for adjustable cam stop
  • State of the art aluminum castings
  • Equal flow to both cylinder banks
  • Precision impeller
  • Higher flow and pressure
  • 910-15581 Instructions (PDF) 
  • The working height of this pump is approx. 5.85".

1/2" NPT Internal Plug

  • Hard-Anodized Aluminum Coating Penetrates Aluminum For Wear and Corrosion Resistance
  • Made in the USA
  • Provides An Aggressive Look
  • Last Twice As Long As Traditional Anodized Fitting

1:1 Pulley Combo

  • Kit includes a cast aluminum double groove water pump pulley and double groove crank pulley, and a matched pair of heavy-duty belts. Has a 1:1 water pump/crankshaft speed ratio.
  • Heavy-duty aluminum construction
  • Matched V-belts - 30-5/8" x 3/8" belts
  • 1:1 to ratio
  • Fits Small Block Chevy V8 with '55-'68 short-style water pump with either a 5/8" or 3/4" shaft.

Aluminum Lower Pulley Screw Kit

  • Set of three Allen bolts for lower aluminum water pump pulley.
  • Fine Thread

Aluminum Lower Pulley Spacer

  • Spaces lower pulley out to match with the upper pulleys
  • Each spacer is .090" thick aluminum

Water Pump Shim Kit

  • Water pump pulley shim kit provides proper drive belt alignment with pulleys
  • Kit contains two aluminum 1/16" spacers and one 1/8" spacer

Steel Power Steering Pump with Pulley

Cast iron power steering pump has aluminum V-belt pulley. These pulleys are popular for use on late models and IMCA modifieds. Comes with AN6 pressure fitting. Order AN8 or AN10 supply fitting. These power steering pumps have a pressure relief valve.

Block Mount Power Steering Pump Bracket

These power steering pump brackets are for short water pumps. For mounting Profile or Sweet Pump to small block Chevy V8. Bolt kit included. Anodized black.


*A V-belt for the power steering must be purchased separately. We do not currently offer the proper belt length.

**The 604 engine has one timing cover bolt that will need to be ground shorter to clear the water pump.

Important Messages:

  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
Some parts are not legal for use in California or other states with similar laws/regulations

Related Products

What's In The Kit

Each kit from Speedway Motors is carefully packaged and delivered right to your door. Below is a list of all the items you should expect to receive when you order this kit. Some of these items may also be available for sale individually if you're here looking for replacement parts.
  • Speedway Adjustable Small Block Chevy Aluminum Short Water Pump
    Qty x 1
  • Earls AT993205ERL 1/2 Inch NPT Internal Plug, Hard Anodized Aluminum
    Qty x 1
  • Speedway 1:1 Pulley Combo, Small Block Chevy Short Pump
    Qty x 1
  • Aluminum Lower Pulley Screw Kit, Fine Thread
    Qty x 1
  • Aluminum Lower Pulley Spacer
    Qty x 1
  • Universal Water Pump Shim Kit
    Qty x 1
  • Speedway Steel Power Steering Pump V-Belt Pulley AN10 Inlet
    Qty x 1
  • Block Mount Power Steering Pump Bracket for Short Water Pump
    Qty x 1

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