Thumbnail Filmstrip of 300-815 Hilborn Race Saver Base Plate for 327 C8-A Manifolds 1204 gasket Images
300-815 Assembled baseplate ONLY - RACE SAVER
327C8-A Assembled aluminum baseplate for the Hilborn 327C8-A manifolds.
This plate is for larger ports than a RaceSaver- uses 1204 Fel Pro or a 1205
1.25” x 1.97" ” ports width and height
Proudly made in the USA!
Race Saver Setup ----- Call Mike 615-457-3192
Contact Mike@Alkydigger.com for more information or to place an order.
- Fits Small Block Chevy engines with 23 degree OE and aftermarket cylinder heads (excluding raised runner)
- Hilborn high-quality 356-T6 heat-treated aluminum castings, available in satin and ceramic coated a Ti-dark gray
- and 300-813 (coated Ti-gray) have CNC profiled port flange openings – 2.12-inch X 1.25-inch 1206 gasket 360-
- 300-815 (coated Ti-gray) have as-cast port flange openings –
1.97-inch X 1.21-inch, (required for some 305 sprint car classes) 305 Race Saver 1204 gasket
- The machined base manifolds provide an AN-12 O-ring sealed port for a crankcase breather, installation of a dry sump oil scavenge pick-up, or an oil fill location. AN-8 adapter fittings are installed in the front cylinder head coolant outlets, AN-8 plugs
- Injector Manifold mounting flanges are sealed with O-rings which are included in the kit
- The mounting sub-plate for an EFI vacuum junction block is provided on the manifolds