Holley Power Valve (3.5″) These power valves are an important component in the power enrichment circuit of Holley's performance carburetors. They operate by using engine vacuum to control their opening and closing rate. When they open, additional fuel...

Holley Power Valve (2.5″) These power valves are an important component in the power enrichment circuit of Holley's performance carburetors. They operate by using engine vacuum to control their opening and closing rate. When they open, additional fuel...

Intake Manifold Stud Kit This kit comes with all new studs to mount your EFI manifold to your cylinder head. This kit also comes with a new long allen bolt to replace to old bolt that goes through the thermostat housing to the head. Replacing your...

OE Throttle Position Sensor Throttle position sensors are switches on the throttle body that keep the engine control computer informed about the throttle opening. The TPS is a variable resistor that changes resistance as the throttle opens wider. The...

OE Throttle Position Sensor Throttle position sensors are switches on the throttle body that keep the engine control computer informed about the throttle opening. The TPS is a variable resistor that changes resistance as the throttle opens wider. The...

OEM Throttle Position Sensor Throttle position sensors are switches on the throttle body that keep the engine control computer informed about the throttle opening. The TPS is a variable resistor that changes resistance as the throttle opens wider. The...

OEM Throttle Position Sensor Throttle position sensors are switches on the throttle body that keep the engine control computer informed about the throttle opening. The TPS is a variable resistor that changes resistance as the throttle opens wider. The...

OEM Throttle Position Sensor Throttle position sensors are switches on the throttle body that keep the engine control computer informed about the throttle opening. The TPS is a variable resistor that changes resistance as the throttle opens wider. The...

Throttle Body Spacer Kit Our throttle body spacers feature a unique spiral bore that agitates the incoming air to promote better atomization of the fuel molecules, resulting in a more complete burn in the combustion chamber. These kits include a...

Throttle Body Spacer Kit Our throttle body spacers feature a unique spiral bore that agitates the incoming air to promote better atomization of the fuel molecules, resulting in a more complete burn in the combustion chamber. These kits include a...

Throttle Body Spacer Kit Our throttle body spacers feature a unique spiral bore that agitates the incoming air to promote better atomization of the fuel molecules, resulting in a more complete burn in the combustion chamber. These kits include a...

Throttle Body Air Horn Kit Designed to improve the air flow capabilities of a Sidedraft Throttle Body, these air horns are manufactured & machined in-house for the maximum accuracy and quality. The full radius design is accepted by the performance...