Description
Comparison points and tradeoffs
When comparing Holley 12-752 VoluMAX Regulator Diaphragm with other Pressure Regulators & Accessories options, use this source-backed detail as the primary discriminator: Holley’s products also include performance fuel pumps, intake manifolds & engine dress–up products for street performance, race and marine applications.
Use this second fact to evaluate the tradeoff: Replacement fuel pressure regulator diaphragm for Holley 12-704 and 12-707 fuel pressure regulators. A third point to compare across alternatives is: Now, Holley EFI products power these cars and are dominating the performance world.
Alternative-selection boundary
Choose an alternative when its stated identifiers, application, package, or specifications better match the requirement; no unverified competitor claim is introduced here.
Complete source-backed product details
Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy Nascar Cup team and nearly every NHRA Pro–Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM’s popular LS engine are dominating the LS scene as well. Holley’s products also include performance fuel pumps, intake manifolds & engine dress–up products for street performance, race and marine applications. As a single solution, or partnered with products from other Holley companies we can give you the edge you need over the competition!
Source product highlights
About this item
- Replacement fuel pressure regulator diaphragm for Holley 12-704 and 12-707 fuel pressure regulators
- Includes diaphragm only

Dbarb –
Fuel press reg probably needed a rebuild but the problem for me ended up being a bad fuel pressure gauge. I like that holley fpr are serviceable.