Engine Kits

Derale Fan Spacers

Derale extruded aluminum fan spacers are available in a variety of sizes and come with a clear, blue or red anodized finish. Mounting hardware included. Refer to instructions below for choosing the correct fan spacer.

 

Length
Male
Pilot
Dia.
Female
Pilot
Dia.
Bolts Spacer Kits
Clear Red Blue
1/2" 5/8" 5/8" 5/16 -
18/24*
31500 31600 31700
1" 5/8" 5/8" 5/16 -
18/24*
31510 31610 31710
1 1/2" 5/8" 5/8" 5/16 -
18/24*
31515 31615 31715
1 3/4" 5/8" 5/8" 5/16 -
18/24*
31518 N/A N/A
2" 5/8" 5/8" 5/16 -
18/24*
31520 31620 31720
2" 5/8" 5/8" 8mm x
1.25
31521 N/A N/A
2" 5/8" 5/8" 6mm x
1.25
31522 N/A N/A
2" 5/8" 3/4" 8mm x
1.25
31531 N/A N/A
2" 5/8" 3/4" 5/16 -
18/24*
31530 31630 31730
2 1/4" 5/8" 5/8" 5/16 -
18/24*
31540 N/A 31740
2 1/4" 5/8" 1.180 8mm x
1.25
31541 N/A N/A
2 1/4" 5/8" 5/8" -
3/4"
5/16 -
18/24*
31545 N/A N/A
2 1/4" 5/8" 5/8" -
3/4"
8mm x
1.25
31546 N/A N/A
2 1/4" 5/8" 5/8" -
3/4"
6mm x
8mm
31547 N/A N/A
3 1/2" 5/8" 1.180 8mm x
1.25
31551 N/A N/A

Warning: Fan should have a minimum clearance of 3/4” from the radiator, belts, hoses or pulleys.

Selecting a Fan Spacer

With a Fan Shroud: Measure the distance from the water pump flange to the edge of the fan shroud. Add 3/4” to this measurement for the spacer.



This product is in the following categories:

HomeCooling and HeatingEngine Fan Accessories

Manufacturer:

Derale Cooling Products

Part #: 31500

1/2" long with 5/8" x 5/8" pilot Derale extruded aluminum fan spacers
Price: $12.99
Quantity:

Part #: 31510

1" long with 5/8" x 5/8" pilot Derale extruded aluminum fan spacers
Price: $12.99
Quantity:

Part #: 31515

1-1/2" long with 5/8" x 5/8" pilot Derale extruded aluminum fan spacers
Price: $12.99
Quantity:

Part #: 31518

1-3/4" long with 5/8" x 5/8" pilot Derale extruded aluminum fan spacers
Price: $13.90
Quantity:

Part #: 31520

2" long with 5/8" x 5/8" pilot Derale extruded aluminum fan spacers
Price: $12.99
Quantity:

Part #: 31521

2" long with 5/8" x 5/8" pilot Derale extruded aluminum fan spacers
Price: $16.28
Quantity:

Part #: 31540

2-1/4" long with 5/8" x 5/8" pilot Derale extruded aluminum fan spacers
Price: $13.99
Quantity:

Part #: 31541

2-1/4" long with 5/8" x 1.180" pilot Derale extruded aluminum fan spacers
Price: $16.28
Quantity:

Part #: 31547

2-1/4" long with 5/8" x 5/8 or 3/4" pilot Derale extruded aluminum fan spacers
Price: $17.37
Quantity:

Part #: 31551

2-1/4" long with 5/8" x 1.180" pilot Derale extruded aluminum fan spacers
Price: $22.72
Quantity: