Compatible with Skunk2 Ultra Race Plenums:
Ultra Race Side-Feed Plenum Silver – (P/N 907-05-0060)
Ultra Race Side-Feed Plenum Black – (P/N 907-05-0065)
Ultra Race Centerfeed Plenum Silver – (P/N 907-05-0080)
Ultra Race Centerfeed Plenum Black – (P/N 907-05-0085)
If you have a plenum, you will also need to make sure you have the following parts to complete the Ultra Race Manifold.
Ultra Race Manifold Complete Hardware Kit Honda B Series – (P/N 907-05-9000)
Ultra Race Centerfeed Manifold Complete Hardware Kit Honda B Series – (P/N 907-05-9080)
Thermal Intake Manifold Gasket Honda B Series Ultra (Included in Complete Hardware Kit) – (P/N 372-05-0265)
Ultra Race Plenum Adapter Gasket Honda B/D Series (Included in Complete Hardware Kit) – (P/N 907-05-0010)
Optional Billet Aluminum Plenum Spacer Available:
Ultra Race Plenum Spacer Silver - 1L (P/N 907-05-9001)
Ultra Race Plenum Spacer Black - 1L (P/N 907-05-9051)
Ultra Race Plenum Spacer Silver - 2L (P/N 907-05-9002)
Ultra Race Plenum Spacer Black - 2L (P/N 907-05-9052)