Jul 01, 2014 Its 455cu. in. engine, which was introduced in 1968 and featured in the Hurst Olds, Toronado and fullsize models, became the standard 442 powerplant, rated at 365 hp. Opting for the W30" WMachine Package, " however, would provide significant additional benefits. Kenneth Mason's got a 1954 Olds with a 455 Oldsmobile engine that's bone stock and has surprising power, but there's an exhaust leak somewhere he can't find! Oldsmobile product planners worked around those skyrocketing rates by offering two versions of the torqueladen 455 CI big block in a Cutlass model dubbed the SX that emphasized luxury over power and obscured its strong performance.
Jan 03, 2016 Ultrarare 1973 Oldsmobile Cutlass Supreme coupe wfactory 4speed manual trans and 455 4BBL V8. transmission and 455 4Barell Oldsmobile engine! with the factory 4speed and 455, but Oct 16, 2002 The 510 lbft torque spec is accurate to my best knowledge. That was the magic of the BB Olds ungodly torque on demand, and all in by 3000 rpm or less.
The Olds 455 was a 1968 introduction, developed from the Olds 425 introduced in 1965, which was a talldeck version of the 330 engine design introduced the previous year, both of which replaced the 394ci V8, which was a development of the design introduced as the 1949 303ci" Rocket" V8.
Aug 01, 2005 Engine. The sole engine available for a W30 in is the 455cu. in. V8, which is quite durable and amenable to modification. Rated at 370hp, this 644pound engine featured a 4. 126inch bore, a 4. 250inch stroke and a 10. 5: 1 compression ratio, the highest ever in an Oldsmobile 455. The Oldsmobile engine was very similar to the Buick engine, features of this engine were a slightly different camshaft profile from the standard ultra high compression engine and factory dual exhaust.
This engine was only available in the Oldsmobile Starfire and a performance economy model called the Jetstar II. The 455" big In engines as close as the Olds 425& 455 the size numbers are fairly similar, so the results of building either will be similar. The 455 is about 10 greater displacment, so theoretically it should yield about 10 greater HP, everything else remaining constant. Engine offerings were carried over from 1975 including the Chevybuilt 250 cubicinch inline six and Oldsbuilt Rocket V8s of 260, 350 or 455 cubic inches.
A threespeed manual transmission was standard with the sixcylinder engine but Turbo Hydramatic was optional with this engine and the 260, and required with the 350 and 455 V8s. Original Oldsmobile Repair Manualswritten by General Motors specifically for the year and vehicle(s) listed. Official Shop Manuals that the dealers and shop technicians use to diagnose, service and repair your Olds 442, Achieva, Alero, Aurora, Bravada, Custom Cruiser, Cutlass, Cierra, Cutlass Supreme, Delta 88, Ninety Eight, 98 Regency, Intrigue, Silhouette or Toronado vehicles.