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Holley Marine

Secondary Diaphragm Spring Kit
Your Price:
$15.99

Secondary Diaphragm Spring Kit

710-20-13

Secondary Diaphragm Spring Kit

Allows changing the rate of the secondary operating ranges


Secondary Metering Plate Gasket
Your Price:
$7.99

Secondary Metering Plate Gasket

710-108-13

Secondary Metering Plate Gasket

For Model 4160 Chrysler and outboard Model 2300 on some 3 x 2 applications with diaphragm-operated throttles.


Single-Stage Power Valve
Your Price:
$10.99

Single-Stage Power Valve

710-125-25

Single-Stage Power Valve

Single-Stage Power Valve Standard Flow 2.5 in. Hg


Single-Stage Power Valve
Your Price:
$10.99

Single-Stage Power Valve

710-125-50

Single-Stage Power Valve

Single-Stage Power Valve Standard Flow 5.0 in. High


Single-Stage Power Valve
Your Price:
$10.99

Single-Stage Power Valve

710-125-55

Single-Stage Power Valve

Single-Stage Power Valve Standard Flow 5.5 in. High


Single-Stage Power Valve
Your Price:
$10.99

Single-Stage Power Valve

710-125-65

Single-Stage Power Valve

Single-Stage Power Valve Standard Flow 6.5 in. High


Single-Stage Power Valve
Your Price:
$10.99

Single-Stage Power Valve

710-125-75

Single-Stage Power Valve

Single-Stage Power Valve Standard Flow 7.5 in. High


Single-Stage Power Valve
Your Price:
$10.99

Single-Stage Power Valve

710-125-85

Single-Stage Power Valve

Single-Stage Power Valve Standard Flow 8.5 in. High


Umbrella Check Valve
Your Price:
$12.99

Umbrella Check Valve

710-26-41

Umbrella Check Valve

Accelerator pump Umbrella Check Valve


Weiand 144 Powercharger Blower Manifold Gasket
Your Price:
$15.99

Weiand 144 Powercharger Blower Manifold Gasket

710-90524

Weiand 144 Powercharger Blower Manifold Gasket

PowerCharger Blower Manifold Gasket For 144 PowerCharger


Weiand 144/174 Powercharger Thermostat Housing Adapter
Your Price:
$199.99

Weiand 144/174 Powercharger Thermostat Housing Adapter

710-90845

Weiand 144/174 Powercharger Thermostat Housing Adapter

PowerCharger 144/174 Chevy Thermostat Housing Adapter Offset Adapter Polished Finish

Offsets to right side of manifold; Used on 144/174 blower kits; Includes O-Ring and mounting bolts; Supplied in Marine 144/174 Chevy blower kits; Will NOT work on Weiand 142,177,or 256 blowers


Weiand 174 Powercharger Blower Manifold Gasket
Your Price:
$15.99

Weiand 174 Powercharger Blower Manifold Gasket

710-90565

Weiand 174 Powercharger Blower Manifold Gasket

PowerCharger Manifold to Supercharger Gasket 174 Supercharger
B&M and Holley 174 Supercharger


Weiand 174 Supercharger Intake Manifold
Your Price:
$830.99

Weiand 174 Supercharger Intake Manifold

710-90585

Weiand 174 Supercharger Intake Manifold

  • Big Block Chevy
  • 4 Bolt Blower To Manifold Mounting Pattern
  • B&M/Holley Superchargers
  • No EGR Provision
  • Polished Finish

Weiand Supercharger Drive Belt - 10-Rib
Your Price:
$93.99

Weiand Supercharger Drive Belt - 10-Rib

710-90827

Weiand Supercharger Drive Belt - 10-Rib

  • Replacement Drive Belt
  • 1283MM Long