Good chance that the Supra (that's a 3.0 = 183" L6 engine designed in 1990, probably also in several of the other import chassis) is using the original block, crank, oil system, pan, head, and valves (there are no rockers, adjusters or pushrods), and drove the car home with the same gearing.
Engine 3.4L 2JZGTE (87mm bore, 94mm stroke, 9.5:1 compression); Crower billet 4340 crankshaft; Carrillo H-beam connecting rods; CP pistons; Hastings piston rings; Moroso oil pan; Headgames race port, half-inch head studs, headgasket, machining for cam lobes; Crane cams; Ferrea +1mm intake and exhaust valves; Accufab throttle body; Fidanza cam gears; Accelerated Performance intake manifold, exhaust, intake, water-to-air intercooler, intercooler piping, custom Nitrous Express direct-port nitrous injection, custom Peterson dry-sump oiling system; Precision Turbo GT55-91 turbocharger; Full Race T6 Gen. 2 manifold; Tial 50mm blow-off valves (x2), 44mm wastegates (x2); Motec M800 ECU, CDI8 ignition; AFCO radiator; Aeroquip radiator hoses; Flex-a-lite fans; Earl's transmission coolers; Tuning Concepts tuning; Bosch 150lb/hr fuel injectors; Weldon fuel pressure regulator, fuel pump; Ross Machine fuel rail; Painless wiring
Drivetrain TH400 transmission, re-built by Rossler Transmissions; Driveshaft Shop Stage 6 axles; TRD limited slip differential; B&M Carbon X shift lever; Neil Chance torque converter
