Login
See us on:
Visit CP on Facebook Visit CP on Instagram Visit CP on YouTube
Is your boat in the gallery?
Image Gallery  
Instructions & Guides:
Instructions  
Find Parts by Mercury Model:
OEM Part Finder  
What's popular today?
Popular Items  
What are you looking for Today?

Need Help? Call Us:

1-800-225-9871

Outside the USA? Call 707-585-9871

Cooling Systems - Thermostat Housings

Polished Stainless Thermostat Kit For Chevy
Your Price:
$169.99

Polished Stainless Thermostat Kit For Chevy

540-160200

  • Fits most BBC, SBC applications
  • Made from Polished 316L Stainless Steel!
  • Designed for use on cold water source cooling systems.
  • Keeps engine temperature between 140 & 160 degrees.
  • Not recommended for supercharged or turbocharged engines, or sandy conditions.
  • Includes thermostat housing, 2 Tee fittings, a 160 degree thermostat, valve, seat, & spring.
  • Housing is 4 inches long x 3-1/8" wide x 3" tall.
  • Housing has four 1/2" NPT ports.
  • Tee fittings are 1/2" NPT x Two 5/8" hose on the run.
  • Includes bolts and gaskets.

Polished Stainless Thermostat Kit For 455 Olds
Your Price:
$169.99

Polished Stainless Thermostat Kit For 455 Olds

540-160210

  • Fits 455 Olds applications
  • Made from Polished 316L Stainless Steel!
  • Designed for use on cold water source cooling systems.
  • Keeps engine temperature between 140 & 160 degrees.
  • Not recommended for supercharged or turbocharged engines, or sandy conditions.
  • Includes thermostat housing, 2 Tee fittings, a 160 degree thermostat, valve, seat, & spring.
  • Housing is 4 inches long x 3-1/8" wide x 3" tall.
  • Housing has four 1/2" NPT ports.
  • Tee fittings are 1/2" NPT x Two 5/8" hose on the run.
  • Includes bolts and gaskets.

Polished Stainless Ford 429, 460 Thermostat Kit
Your Price:
$199.99

Polished Stainless Ford 429, 460 Thermostat Kit

540-160465

  • Fits Ford 429/460.
  • Made from Polished 316L Stainless Steel!
  • Designed for use on cold water source cooling systems.
  • Keeps engine temperature between 140 & 160 degrees.
  • Not recommended for supercharged or turbocharged engines, or sandy conditions.
  • Includes thermostat housing, 2 Tee fittings, a 160 degree thermostat, valve, seat, & spring.
  • Housing is 4 inches long x 3-1/8" wide x 3" tall.
  • Housing has four 1/2" NPT ports.
  • Tee fittings are 1/2" NPT x Two 5/8" hose on the run.
  • Includes bolts and gaskets.

BBC Custom Cast Bypass Style Stainless Steel Water Outlet Divider
Your Price:
$149.99

GM / SBC / BBC Custom Cast Bypass Style Stainless Steel Water Outlet Divider

410-1499

  • Constructed from 316L Stainless Steel.
  • For BBC or SBC applications.
  • Features (3) 1" push-on hose barbs.
  • This unit is used in crossover cooling system #620-300100.
  • Length 4-1/4", Height 3", Width 2-3/4".
  • Includes bolts and O-ring.
  • O-Ring sealed, no gaskets required!

Polished Water Outlet Divider With Bypass Hole & 1" Slip-on Hose Outlets
Your Price:
$112.99

Polished Water Outlet Divider With Bypass Hole & 1" Slip-on Hose Outlets - Wide Angle 140°

410-1485

  • Wide Angle 140°
  • Polished 316L Stainless Steel.
  • 1" Slip-on Hose barbs, 3/8" NPT Bypass port.
  • Fits most plumbing applications.
  • Designed to fit Chevrolet Engines, BBC, & SBC
  • Bypass hole can also be used for temperature sender.
  • Length 4", Width 2-3/4", Height 2-1/2".
  • Includes bolts, and gasket.
Matches narrower angled water outlet divider #410-1484

Polished 316L Stainless Steel Water Outlet -10 AN Outlet Divider with Bypass
Your Price:
$179.99

Polished 316L Stainless Steel Water Outlet -10 AN Outlet Divider with Bypass

410-1481

  • Constructed of 316L Stainless Steel.
  • Fits most plumbing applications.
  • Designed to fit Big Block and Small Block Chevrolet engines.
  • Bypass hole can also be used for temperature sender.
  • Length 4", Width 2-3/4", Height 2-1/2"
  • Two -10 AN flare fittings and a 3/8" NPT bypass port.
  • Includes bolts and gasket.

Polished 316L Stainless Steel Water Outlet -12 AN Outlet Divider with Bypass
Your Price:
$159.99

Polished 316L Stainless Steel Water Outlet -12 AN Outlet Divider with Bypass

410-1482

  • Polished 316L Stainless Steel.
  • Two -12 AN flare fittings and a 3/8" NPT bypass port.
  • Fits most plumbing applications.
  • Designed to fit Big Block and Small Block Chevrolet Engines.
  • Bypass hole can also be used for temperature sender.
  • Length 4", Width 2-3/4", Height 2-1/2".
  • Includes bolts and gasket.

Polished 316L Stainless Steel Water Outlet 3/4" NPT Outlet Divider with Bypass
Your Price:
$119.99

Polished 316L Stainless Steel Water Outlet 3/4" NPT Outlet Divider with Bypass

410-1483

  • Constructed of 316L Stainless Steel.
  • Length 4", Width 2-3/4", Height 2-1/2".
  • Fits most plumbing applications.
  • Designed to fit Big Block and Small Block Chevrolet Engines.
  • Bypass hole can also be used for temperature sender.
  • Two 3/4" NPT Ports and a 3/8" NPT bypass port.
  • Includes bolts and gaskets.

Polished Water Outlet Divider With Bypass Hole & 1" Slip-on Hose Outlets
Your Price:
$139.99

Polished Water Outlet Divider With Bypass Hole & 1" Slip-on Hose Outlets

410-1484

  • Polished 316L Stainless Steel.
  • 1" Slip-on Hose barbs, 3/8" NPT Bypass port.
  • Fits most plumbing applications.
  • Designed to fit Chevrolet Engines, BBC, & SBC
  • Bypass hole can also be used for temperature sender.
  • Length 4", Width 2-3/4", Height 2-1/2".
  • Includes bolts, and gasket.
Matches wider angled water outlet divider #410-1485

Polished 316L Stainless Steel Water Outlet -16 AN Outlet Divider with Bypass
Your Price:
$139.99

Polished 316L Stainless Steel Water Outlet -16 AN Outlet Divider with Bypass

410-1486

  • Polished 316L Stainless Steel.
  • Two -16 AN flare fittings and a 3/8" NPT bypass port.
  • Fits most plumbing applications.
  • Designed to fit Big Block and Small Block Chevrolet Engines.
  • Bypass hole can also be used for temperature sender.
  • Length 4", Width 2-3/4", Height 2-1/2".
  • Includes bolts and gasket.

Stainless Steel Thermostat Housing
Your Price:
$189.99

Big Block and Small Block Chevy Stainless Steel Mercruiser Thermostat Housing Replaces Mercury 860256A4

410-1496

  • For use in Big Block and Small Block Chevy Mercruiser Applications
  • Constructed of Cast Stainless Steel.
  • Replaces factory black cast iron MerCruiser housing.
  • Designed to work in conjunction with the factory circulating pump.
  • Can be used in low profile applications such as EFI engines etc.
  • Works with Mercruiser 860256A4 MCM & MIE V6 – V8 (305 & 350cid) w/Bravo Drive
  • Replaces Sierra 18-1989 and 18-3530-1
  • Thermostat NOT included

Water Outlet 1" Slip-on Divider With Bypass
Your Price:
$149.99

Supercharger Water Outlet 1" Slip-on Divider With Bypass

410-1472

  • Constructed of 316L Stainless Steel.
  • 1" Push on hose barb with 3/8" NPT Bypass.
  • Fits 8-71 thru 14-71 TBS and B&M 250 and 420 Superchargers.
  • Designed for V8 Chevrolet Engine applications using superchargers.

Supercharger Water Outlet 1" Hose Divider with Bypass
Your Price:
$169.99

Supercharger Water Outlet 1" Hose Divider with Bypass

410-1476

  • Constructed of 316L Stainless Steel.
  • 1" Hose Divider with 3/8" NPT Bypass
  • Fits 8-71 thru 14-71 Whipple, Late Roots Style, TBS and B&M 250 and 420 superchargers.
  • Specially designed for V8 Chevrolet engine applications using superchargers.
  • Includes bolts, and gaskets.

Water Outlet -10 AN Divider with Bypass
Your Price:
$149.99

Water Outlet -10 AN Divider with Bypass

410-1470

  • Constructed of 316L Stainless Steel.
  • -10 AN Divider with 3/8" NPT Bypass
  • Fits 8-71 thru 14-71 TBS and B&M 250 and 420 superchargers.
  • Specially designed for V8 Chevrolet engine applications using superchargers.
  • Includes bolts, and gaskets.

Water Outlet -12 AN Divider with Bypass
Your Price:
$149.99

Water Outlet -12 AN Divider with Bypass

410-1471

  • Constructed of 316L Stainless Steel.
  • -12 AN Divider with 3/8" NPT Bypass.
  • Fits 8-71 thru 14-71 TBS and B&M 250 and 420.
  • Specially designed for V8 Chevrolet engine applications using superchargers.
  • Includes bolts, and gaskets.

Supercharger Water Outlet 3/4" NPT Divider with Bypass
Your Price:
$169.99

Supercharger Water Outlet 3/4" NPT Divider with Bypass

410-1474

  • Constructed of 316L Stainless Steel.
  • 3/4" NPT Divider with 3/8" NPT Bypass
  • Fits 8-71 thru 14-71 TBS and B&M 250 and 420 superchargers.
  • Specially designed for V8 Chevrolet engine applications using superchargers.
  • Includes bolts, and gaskets.

Thermostat Housing  3/4" NPT
Your Price:
$174.99

Thermostat Housing 3/4" NPT

421-04-6235

Thermostat Housing 3/4" NPT

Thermostat housing 3/4" NPT without bypass

These polished stainless steel thermostat housing are designed to work with our water crossovers on Chevy small block and big block.


Thermostat Housing 1" Push on
Your Price:
$146.99

Thermostat Housing 1" Push on

421-04-6225

Thermostat Housing 1" Pushon

Thermostat Housing 1" Pushon without bypass

These polished stainless steel thermostat housing are designed to work with our water crossovers on Chevy small block and big block.


Thermostat Housing 1" Push on w/bypass
Your Price:
$146.99

Thermostat Housing 1" Push on w/bypass

421-04-6220

Thermostat Housing 1" Pushon w/bypass

Thermostat housing 1" Pushon with bypass

These polished stainless steel thermostat housing are designed to work with our water crossovers on Chevy small block and big block.


Thermostat Housing 3/4" NPT with bypass
Your Price:
$174.99

Thermostat Housing 3/4" NPT with bypass

421-04-6230

Thermostat Housing 3/4" NPT with bypass

Thermostat housing 3/4" NPT with bypass

These polished stainless steel thermostat housing are designed to work with our water crossovers on Chevy small block and big block.


Loading...