FORGE MOTORSPORT / FMDV35
Forge dump valve kit — Ford Fiesta Mk8 ST / Puma ST 1.5
£284.49
Includes 20% VAT and standard Great Britain delivery. Remote areas require a quote.
Available to order · Supplier-sourced
Ford Fiesta Mk8 1.5 ST (Forge application: 2017–2023) and Puma ST with the matching 1.5 ST engine and charge-pipe arrangement. Does not cover Fiesta Mk7 ST180 or the Puma 1.0 Powershift.
About this kit
- Twin-piston atmospheric dump valve kit for the specified Ford 1.5 ST installation.
- Billet coupler, vacuum tap and bespoke silicone hose included.
- Yellow spring fitted, with an additional uprated blue spring; choose using the manufacturer instructions.
Included
- FMDV35 valve with yellow spring and an uprated blue spring.
- 0.5m of 4mm vacuum tube, vacuum tap and billet coupler.
- Three hose clamps, five cable ties and bespoke silicone hose.
Available to order. Supplied from Forge Motorsport; dispatch timing depends on supplier stock. Contact us if you need delivery by a specific date.
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Vehicle fitment
Applications supplied by Forge Motorsport, checked 6 November 2026. A model entry is a shortlist: confirm the engine, original valve, connector and installation instructions before ordering.
View all 2 manufacturer applications
| Make | Model / generation / engine |
|---|---|
| Ford | Fiesta > MK8 2017-2023 > 1.5 ST |
| Ford | Puma > ST |
Check the exact 1.5 ST engine and existing charge-pipe layout against the FMDV35 fitting instructions. The Forge feed lists Puma ST without an engine subvariant; confirm the 1.5 application before ordering.
Fitting instructions
Official Forge videos
Product and support videos supplied with this part by Forge. Some clips cover general valve care or the wider range. Select a video to load YouTube.