Page 7 of Offenhauser Automotive Performance Products by Exeter Auto Supply
v.8 dual port american american american american 7 single quad high-rise minifolds note t manifolds below will accept 7973 and later emission controt devices by using the special offenhauser adapter kit a t a nominal extra charge be sure and specify type of vehicle when ordering see page 16 2 for proper carburetion tips refer t o page 5 3 for torque and power range information refer to page 4 part no description motors motors motors motors all all all all v-8 1967-69 std 4 bbl v-8 1967-69 spread-bore qjet carb v-8 1970 and later std 4 bbl carb y-8 1970 and later spread-bore qjet carb jeep applications require jeep kit part #6094 page 46 chevrolet 396-454 large rect heads std 4 bbl carb chevrolet 396-454 large rect heads spread-bore qjet carb chevrolet 396-454 oval port heads std 4 bbl carb chevrolet 396-454 oval pol t heads spread-bore qlet carb note when ordering dual ports for the chevy 454 be careful most engines thru 1971 take 6003-df/6004-dp most 1972 and later have oval port heads and take 6045-dpj6046-dp this seems to be especially true for pick-ups and vans chevrolet 262-400 std 4 bbl carb chevrolet 262-400 spread-bore qjet carb note 6007-dp and 6008-op come std without oil hole can be ordered with ail at no extra charge does nol c 1980 and later t chrysler 340-360 std 4 bbl carb chrysler 340-360 spread-bore qjet carb mdels with air cdiioning chrylser 361-383-400 std 4 bbl carb chrylser 361-383-400 spread-bore qjet carb chrysler 413-440 std 4 bbl carb chrysler 413-440 spread-bore qjet carb chrysler 273-318 1966 and later std 4 bbl carb chrysler 273-318 1966 and later spread-bore qjet carb chrysler 273 thru 1965 std 4 bbl carb chrysler 273 thru 1965 spread-bore qjet carb 1 ford 289-302 std 4 bbl garb does not have rear water ford 289-302 spread-bore qet car b omrrovr prorisim ford 351 windsor std 4 bbl carb 8 bolt holes per side note late ford 351 windsor engines have 12 bolt heads proper manifolds are 613 4 d p and 6140-dp be sure to check ford 351 wlndsor spread-bore qjet carb 8 bolt holes per side ford 351 windsor 1975 and later s t d 4 bbl carb 6 bolt holes per side ford 351 windsor 1975 and later spread-bore carb 6 bolt hales per side ford 351 cleveland 4 v heads std 4 bbl carb ford 351 cteveland 4 v heads spread-bore qjet carb note will not accept stock ford motorcraft spread-bore carb ford 351 cleveland 2 v heads std 4 bbl carb ford 351 cleveland 2 v heads spread-bore qjet carb ford 351m 1975 and later std 4 bbl carb ford 351m 1975 and later spread-bore qjet carb ford small port 400 cleveland late 1971 and later std 4 bbl carb ford small port 400 cleveland late 1971 and later spread-bore qjet carb ford 429-460 cobra jet not boss std 4 bbl carb note part nos 6060-dp and 6061-dp can be adapted to later style 429-460 small port engines we recommand angling off the port entry of the head about 45 to coincide with the larger cobra jet style port this creates a venturi effect which means added power ford 429-460 cobra jet not boss spread-bore qjet carb note w111 no2 accept stock ford motorcraft spread-bore carb ford 332-352-360-390-406-427-428 std 4 bbl carb ford 332-352-360-39q-406-427 -428 spread-bore qjet carb oldsmobile oldsmobile oldsmobile oldsmoglle 330-350-403 std 4 bbl carb will not flt 330-350-403 spread-bore qjet carb with h.e.i 400-455 std 4 bbl carb toronado requires hood modification ignition 400-455 spread-bore qjet carb toronado requires hood modification pontiac 326-455 except ram air v t 965-1979 std 4 bbl carb pontiac 326-455 lexceot ram air v 1965-1979,spread-bore qjet carb 1 wlll not tit 1 wfth h.e.i ignition 7001-dp rover vb 3.5 litre std 4 bbl carb manifoldis same height as stock california customers please note vehicles that are sold in the state of california and are used for driving on city and state highways must have the emissions equipment working as they were equipped from the factory if the veh~clecame equipped with a single barrel or a 2 barrel a r b and a 2 barrel or 4 barrel is not offered as a factory option in california then a carburetor of different size and type can only be used for off-roador racing applications.
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