Chevy SBC 350 Downdraft Webber Stack Intake Manifold Satin

The PCE Individual throttle body EFI system have all the flash of classic Weber induction but provide higher state of tune and engine performance versatility of EFI. Delivering crisp EFI performance with systems capable of supporting high hp. Fuel and air is delivered through precision cast aluminum 50mm IDA style throttle bodies that allow for superior idle characteristics and astounding throttle response while improving emissions and economy through tight air/fuel ratio control.

- The PCE manifold has a lower vacuum plenum for the MAP sensor and any vacuum operated accessories.
- PROFD linkage set incorporates the throttle stops, idle controls, lever arms and joiner/ balancer all in one. It also features a single screw adjustment for calibrating front to rear throttle shafts.
- The bell crank has a fully indexable eccentric cable pulley that enables good slow speed drivability and still attain full throttle geometry.

- PROFD throttle bodies have the following feature:
- CNC machined, Heat treated 601 Cast aluminum.
- Butterflies are measured for each bore & precision machined to a 0.0005" tolerance.

- Butterflies are secured to centerless ground brass shafts with split screws to ensure reliability and service ability.
- All are fitted with bearings rather than bushings to eliminate axial shaft movement.
- Housing to shaft lip seals behind bearings for extra sealing under high vacuum
- Idle by pass air bleed screws for super smooth idle and to aid emissions tuning.
- O'ring seals on lower mounting faces.