Offenhauser 5209 Buick 1937-1956 High Pressure Oil Pump Relief Springs
$69.00This spring approximately doubles all pressure, which would give 60 to 100 PSI. Buick 1936-1956 (sold in sets of 10)
Showing 13–23 of 23 results
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Offenhauser 5285 Polished Bolt On Hood Scoop
$273.00Hood Scoop, Aluminum, Polished, Bolt-on, Universal, Seven Bolt Flange Sand Cast Aluminum buffed to a highly polished shine 14.375″ Long 10.50″ Wide Front 9.00″ Wide Rear 3.375″ Tall Scoop Opening Dimensions 3″ x 10″
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Offenhauser 5712 360 Equa Flow Manifold
$459.00Offenhauser 5712 360 Equa Flow Manifold for Buick. Single Quad Quadra Jet.
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Offenhauser 5874 360 Equa-Flow Single Quad Hi-Rise Intake Manifold
$674.00Offenhauser 5874 360 Equa-Flow Single Quad Hi-Rise Intake Manifold. For Buick 400, 430-455 through 1971.
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Offenhauser 5881 Buick V6 Valve Covers
Price range: $396.00 through $464.00Now available in two versions:
– 5881 – Polished finish
– 5881 NP – Non-polished version, perfect for custom paint or coatingsSelect options This product has multiple variants. The options may be chosen on the product page -
Offenhauser 5882 Buick 400-430-455 Dual Quad Hi-Rise Manifold
$775.00The Offenhauser Buick 400-430-455 Dual Quad Hi-Rise Manifold for Big Block Buick is a 360 Equa-Flow Manifold. NOTE: We recommend AFB Carbs for most Dual Quad Manifolds due to carb clearance. In order to use Holley Carbs it may be necessary to use our adapters #5880 or #5832, Be sure and check.
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Offenhauser 6035DP 1964-1978 Buick Jeep V6 225, 231 Dual Port Manifold
$665.00Buick and Jeep V-6, Uses standard 4bbl carb from 400 CFM to 600 CFM depending on whether it’s for street or competition.
6035-DP Buick/Jeep, 225 C.I., 1964-72
6035-DP Buick/Olds/Pontiac, 231 C.I., 1975 (will not fit HEI)
6035-DP Buick/Olds/Pontiac, 231 C.I., 1976-78 (Will not fit Tall Port heads due to port size.)
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Vintage Speed FB-2X2-8 Fuel Block-2X2
$28.00Cast Alum-1/4″npt In-1/4″npt Out  True custom style– Like Offy but a bit smaller in size and with 1/4″npt in-1/4″npt out instead of those OFFY huge 3/8″npt outlets.–NOTE-Designed by us to give you that classic art deco rounded Offy style in a 2×2 block. Cast alum finish. MADE IN THE USA!!!
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Vintage Speed FB-3X2-10 Fuel Block 3X2 Nostaglia-Almquist Style
$32.95This block is like the ALMQUIST block made in the early 50’s–ALMQUIST had fins on all there products.Satin cast alum finish with polished fins. MADE IN THE USA!!!
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Vintage Speed FB-3X2-6 Fuel Block 3×2
$32.50Cast Alum-Firewall Mount  Real nostalia style-cast alum. Vintage Speed block has one 1/4″npt inlet and 3 outlets.Block is marked “FUEL BLOCK” only. This type block was sold by all the speed shops in the 50’s and 60’s. MADE IN THE USA!!!
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Vintage Speed VC-24 Spark Plug Cover Finned
$99.00For the 264″and 322″ Buick Nailhead V-8s  The finishing touch for you Buick ’53 thru ’56 nailhead engine. You can use these on the later 364-425 engines by drilling the heads for the two studs. Raised Finns that match our OFFY valve covers (VC-3416) and our valley cover (VC-18) listed on this page for…