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Thermostats, Housings and Fillers

Thermostats, Housings and Fillers

Thermostats, Housings and Fillers

Thermostats, housings, and fillers help regulate coolant flow efficiently, ensuring your engine stays within the ideal temperature range. These essential components are designed for long-lasting performance in racing environments. Fit them together with other temperature control accessories for an effective solution.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Thermostat Housing 360-Deg Swivel Black CVRTSH6BK

    CVR Performance Thermostat Housing 360-Deg Swivel Black TSH6BK

    CVR PERFORMANCE

    $99.99
    Thermostat Housing 360-Deg Swivel BlackWater Neck90 Degree1-1/2 in ID HoseSwivelO-RingHardware IncludedBillet AluminumBlack AnodizedChevy V8Each
    CVRTSH6BK
    SKU:
    CVRTSH6BK
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $99.99
    Subtotal:
  • On Sale
    Water Neck Riser w/ 3/8 NPT Ports WEHWM39375

    Wehrs Water Neck Riser w/ 3/8 NPT Ports WEHWM39375

    WEHRS MACHINE

    MSRP: $25.99
    Now: $25.00
    Was: $25.99
    Water Neck Riser w/ 3/8 NPT PortsWater Neck Spacer1 in ThickTwo 3/8 in NPT Female PortsAluminumBlack AnodizedChevy V8Each
    WEHWM39375
    SKU:
    WEHWM39375
    Availability:
    Ships Same Business Day
    Weight:
    0.37 LBS
    MFG Part #:
    WM39375
    MSRP: $25.99
    Now: $25.00
    Was: $25.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $25.99
    Now: $25.00
    Was: $25.99
    Subtotal:
  • On Sale
    Thermostat Riser w/ 1/4in Pipe Ports WEHWM39250

    Wehrs Thermostat Riser w/ 1/4in Pipe Ports WEHWM39250

    WEHRS MACHINE

    MSRP: $25.99
    Now: $25.00
    Was: $25.99
    Thermostat Riser w/ 1/4in Pipe PortsWater Neck Spacer1 in ThickTwo 1/4 in NPT Female PortsAluminumBlack AnodizedChevy V8Each
    WEHWM39250
    SKU:
    WEHWM39250
    Availability:
    Ships Same Business Day
    Weight:
    1.90 LBS
    MFG Part #:
    WM39250
    MSRP: $25.99
    Now: $25.00
    Was: $25.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $25.99
    Now: $25.00
    Was: $25.99
    Subtotal:
  • Thermostat 195 Degree  STE302

    Thermostat 195 Degree 302

    STEWART

    $33.99
    Thermostat 195 Degree Thermostat195 Degree2-1/8 in ODBrass / CopperUniversalEach
    STE302
    SKU:
    STE302
    Availability:
    Ships Same Business Day
    Weight:
    0.18 LBS
    MFG Part #:
    302
    $33.99
    Qty in Cart: 0
    Quantity:
    Price:
    $33.99
    Subtotal:
  • Thermostat 180 Degree  STE301

    Thermostat 180 Degree 301

    STEWART

    $33.99
    Thermostat 180 Degree Thermostat180 Degree2-1/8 in ODBrass / CopperUniversalEach
    STE301
    SKU:
    STE301
    Availability:
    Ships Same Business Day
    Weight:
    0.18 LBS
    MFG Part #:
    301
    $33.99
    Qty in Cart: 0
    Quantity:
    Price:
    $33.99
    Subtotal:
  • Thermostat 160 Degree  STE300

    Thermostat 160 Degree 300

    STEWART

    $33.99
    Thermostat 160 Degree Thermostat160 Degree2-1/8 in ODBrass / CopperUniversalEach
    STE300
    SKU:
    STE300
    Availability:
    Ships Same Business Day
    Weight:
    0.19 LBS
    MFG Part #:
    300
    $33.99
    Qty in Cart: 0
    Quantity:
    Price:
    $33.99
    Subtotal:
  • On Sale
    66-75 Chevy V8 Alum 90 Deg Water Neck Polished RPCR6009

    66-75 Chevy V8 Alum 90 Deg Water Neck Polished R6009

    RACING POWER CO-PACKAGED

    MSRP: $44.99
    Now: $35.14
    Was: $44.99
    66-75 Chevy V8 Alum 90 Deg Water Neck PolishedWater Neck90 Degree1-1/2 in ID HoseSwivelO-RingAluminumPolishedChevy V8Each
    RPCR6009
    SKU:
    RPCR6009
    Availability:
    Ships Same Business Day
    Weight:
    0.72 LBS
    MFG Part #:
    R6009
    MSRP: $44.99
    Now: $35.14
    Was: $44.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $44.99
    Now: $35.14
    Was: $44.99
    Subtotal:
  • On Sale
    66-75 Chevy V8 Alum 45 Deg Water Neck Polished RPCR6003

    66-75 Chevy V8 Alum 45 Deg Water Neck Polished R6003

    RACING POWER CO-PACKAGED

    MSRP: $39.99
    Now: $31.34
    Was: $39.99
    66-75 Chevy V8 Alum 45 Deg Water Neck PolishedWater Neck45 Degree1-1/2 in ID HoseSwivelO-RingAluminumPolishedChevy V8Each
    RPCR6003
    SKU:
    RPCR6003
    Availability:
    Ships Same Business Day
    Weight:
    0.77 LBS
    MFG Part #:
    R6003
    MSRP: $39.99
    Now: $31.34
    Was: $39.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $39.99
    Now: $31.34
    Was: $39.99
    Subtotal:
  • On Sale
    55-64 Chevy V8 Alum Str Up Water Neck Polished RPCR6002

    55-64 Chevy V8 Alum Str Up Water Neck Polished R6002

    RACING POWER CO-PACKAGED

    MSRP: $27.99
    Now: $20.89
    Was: $27.99
    55-64 Chevy V8 Alum Str Up Water Neck PolishedWater NeckStraight1-1/2 in ID HoseO-RingAluminumPolishedChevy V8Each
    RPCR6002
    SKU:
    RPCR6002
    Availability:
    Ships Same Business Day
    Weight:
    0.61 LBS
    MFG Part #:
    R6002
    MSRP: $27.99
    Now: $20.89
    Was: $27.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $27.99
    Now: $20.89
    Was: $27.99
    Subtotal:
  • Water Neck Riser Block  PTR10-2256

    Peterson Fluid Water Neck Riser Block 130302

    PETERSON FLUID

    $96.99
    Water Neck Riser Block Water Neck Spacer1 in ThickTwo 8 AN Female PortsO-RingAluminumClear AnodizedChevy V8Kit
    PTR10-2256
    SKU:
    PTR10-2256
    Availability:
    Ships Same Business Day
    Weight:
    0.51 LBS
    MFG Part #:
    130302
    $96.99
    Qty in Cart: 0
    Quantity:
    Price:
    $96.99
    Subtotal:
  • Water Neck Riser Block  PTR10-2251

    Peterson Fluid Water Neck Riser Block 128475

    PETERSON FLUID

    $94.99
    Water Neck Riser Block Water Neck Spacer1 in ThickTwo 6 AN Female PortsO-RingAluminumClear AnodizedChevy V8Kit
    PTR10-2251
    SKU:
    PTR10-2251
    Availability:
    Ships Same Business Day
    Weight:
    0.42 LBS
    MFG Part #:
    128475
    $94.99
    Qty in Cart: 0
    Quantity:
    Price:
    $94.99
    Subtotal:
  • Water Neck Riser Block  PTR10-2250

    Peterson Fluid Water Neck Riser Block 128110

    PETERSON FLUID

    $70.99
    Water Neck Riser Block Water Neck Spacer1 in ThickO-RingAluminumClear AnodizedChevy V8Kit
    PTR10-2250
    SKU:
    PTR10-2250
    Availability:
    Ships Same Business Day
    Weight:
    0.44 LBS
    MFG Part #:
    128110
    $70.99
    Qty in Cart: 0
    Quantity:
    Price:
    $70.99
    Subtotal:
  • `-20an Swivel Water Neck  PTR10-2120

    Peterson Fluid `-20an Swivel Water Neck 80629

    PETERSON FLUID

    $212.99
    -20an Swivel Water Neck Water Neck90 Degree20 AN MaleSwivelAluminumBlack AnodizedChevy V8Each
    PTR10-2120
    SKU:
    PTR10-2120
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    MFG Part #:
    80629
    $212.99
    Qty in Cart: 0
    Quantity:
    Price:
    $212.99
    Subtotal:
  • `-16an Swivel Water Neck  PTR10-2116

    Peterson Fluid `-16an Swivel Water Neck 79168

    PETERSON FLUID

    $212.99
    -16an Swivel Water Neck Water Neck90 Degree16 AN MaleSwivelAluminumBlack AnodizedChevy V8Each
    PTR10-2116
    SKU:
    PTR10-2116
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    MFG Part #:
    79168
    $212.99
    Qty in Cart: 0
    Quantity:
    Price:
    $212.99
    Subtotal:
  • 180 Degree Thermostat  MRG4364

    Mr. Gasket 180 Degree Thermostat 4364

    MR. GASKET

    $26.20
    180 Degree Thermostat Thermostat180 DegreeBrass / CopperAMC / Ford / GMEach
    MRG4364
    SKU:
    MRG4364
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    MFG Part #:
    4364
    $26.20
    Qty in Cart: 0
    Quantity:
    Price:
    $26.20
    Subtotal:
  • 160 Degree Thermostat  MRG4363

    Mr. Gasket 160 Degree Thermostat 4363

    MR. GASKET

    $21.83
    160 Degree Thermostat Thermostat160 DegreeBrass / CopperAMC / Ford / GMEach
    MRG4363
    SKU:
    MRG4363
    Availability:
    Ships Same Business Day
    Weight:
    0.17 LBS
    MFG Part #:
    4363
    $21.83
    Qty in Cart: 0
    Quantity:
    Price:
    $21.83
    Subtotal:
  • Radiator Hose Filler 1.25in Hose To 1.25in Ho MOR63745

    Moroso Radiator Hose Filler 1.25in Hose To 1.25in Ho 63745

    MOROSO

    $48.99
    Radiator Hose Filler 1.25in Hose To 1.25in HoFiller NeckHose Mount1-1/4 in Hose to 1-1/4 in HoseAluminumNaturalEach
    MOR63745
    SKU:
    MOR63745
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    MFG Part #:
    63745
    $48.99
    Qty in Cart: 0
    Quantity:
    Price:
    $48.99
    Subtotal:
  • Radiator Hose Filler 1.5in Hose To 1.25in Hos MOR63740

    Moroso Radiator Hose Filler 1.5in Hose To 1.25in Hos 63740

    MOROSO

    $48.99
    Radiator Hose Filler 1.5in Hose To 1.25in HosFiller NeckHose Mount1-1/2 in Hose to 1-1/4 in HoseAluminumNaturalEach
    MOR63740
    SKU:
    MOR63740
    Availability:
    Ships Same Business Day
    Weight:
    0.46 LBS
    MFG Part #:
    63740
    Qty in Cart: 0
    Quantity:
    Price:
    $48.99
    Subtotal:
  • Radiator Hose Filler 1.5in Hose To 1.5in Hose MOR63730

    Moroso Radiator Hose Filler 1.5in Hose To 1.5in Hose 63730

    MOROSO

    $48.99
    Radiator Hose Filler 1.5in Hose To 1.5in HoseFiller NeckHose Mount1-1/2 in Hose to 1-1/2 in HoseAluminumNaturalEach
    MOR63730
    SKU:
    MOR63730
    Availability:
    Ships Same Business Day
    Weight:
    0.41 LBS
    MFG Part #:
    63730
    $48.99
    Qty in Cart: 0
    Quantity:
    Price:
    $48.99
    Subtotal:
  • Filler Neck  MOR63486

    Moroso Filler Neck 63486

    MOROSO

    $55.99
    Filler Neck Filler NeckStraightWeld-OnCap StyleBillet AluminumNaturalUniversalEach
    MOR63486
    SKU:
    MOR63486
    Availability:
    Ships Same Business Day
    Weight:
    0.17 LBS
    MFG Part #:
    63486
    $55.99
    Qty in Cart: 0
    Quantity:
    Price:
    $55.99
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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