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Ultima Sports Cars Ltd.
Hinckley, Leicester, England

American Speed "Ultima Engine Packages" are custom built engines specifically designed for Ultima Supercars.

** New! 7.0L LS-7 Engines - See Below! **

Please scroll down below pictures to see Ultima engine list.
 

LS-7 7.0 Liter 700 Hp

New LS-7 7.0 Liter 700 Hp

NEW! LS-7 7.0 Liter 700 Hp

NEW! LS-7 7.0 Liter 700 Hp

640 HP 377 18 deg. Dry Sump Engine

535 HP 383 Ultima Road Engine

640 hp 377"  18 deg. Dry Sump Engine

535 hp 383"  Ultima Road Engine

Chevrolet Ultima Turnkey Engine Package

Chevrolet Ultima Turnkey Engine Package

7.0L LS-7 565 hp Ultima Sports Turnkey Engine Package

Custom LS-7 Ultima Sports Engine

Custom programmed GM ECU for Ultima cars, Custom LS-7 wire harness specifically designed for Ultima cars, Mass Air flow assembly, Air flow sensors, K&N air filter, GM LS-7 engine covers and studs, LS-7 oil filter adapter. Heated O2 sensors, CA130 alternator and custom mounting kit, air conditioning compressor for Ultima, custom billet idler and belt tension pulleys, Accelerator pedal for "fly by wire" throttle system, modified oil pump for Ultima cars, inlet manifold rotated 180 deg., dyno testing with printout. All engines are dyno tested on American Speed's dynometer using American Speed's exhaust system. Horsepower results are SAE corrected engine brake horsepower.

7.0L LS-7 Chevy Ultima Turnkey Engine              7.0L LS-7 Chevy Ultima

7.0L LS-7 Chevy Ultima Turnkey Engine: All aluminum engine assembly, 11.0 compression, dry sump oiling system, titanium rods, titanium valves, CNC ported cylinder heads, 4340 steel crankshaft.
 

Ultima Engine List

Engine Name Description Horsepower Price
350 c.i. 425 hp @5500 rpm, 440 ft. lbs. torque @4200 rpm 425 hp $9050.00
6.8L Supercharged LS Engine 1000 hp @6000 rpm, 920 ft. lbs. torque @4800 rpm, 8.5 comp., Supercharged, intercooled, fuel injected, wet sump, all aluminum, turnkey, requires modifications 1000 hp 35,990.00
6.8L Supercharged LS Engine 1000 hp @6000 rpm, 920 ft. lbs. torque @4800 rpm, 8.5 comp., Supercharged, intercooled, fuel injected, dry sump, all aluminum, turnkey, requires modifications 1000 hp 36,890.00
350 c.i. 400 hp @5200 rpm, 435 ft. lbs. torque @4000 rpm 400 hp $8,850.00
383 c.i. 400 hp @5200 rpm, 480 ft. lbs. @3900 rpm 400 hp $9,295.00
383 c.i. 425 hp @5400 rpm, 485 ft. lbs. torque @4100 rpm 425 hp $9,400.00
383 c.i. 460 hp @5700 rpm, 500 ft. lbs. torque @4200 rpm 460 hp $9,995.00
383 c.i. 480 hp @5400 rpm, 515 ft. lbs. torque @4000 rpm 480 hp $11,795.00
383 c.i. 525 hp @5800 rpm, 520 ft. lbs. torque @4500 rpm 525 hp $12,295.00
383 c.i. 535 hp @6000 rpm, 520 ft. lbs. torque @4500 rpm 535 hp $12,595.00
383 c.i. 550 hp @6000 rpm 515 ft. lbs. torque @4800 rpm 550 hp $13,395.00
406 c.i. 550 hp @5800 rpm 550 ft. lbs. torque @4300 rpm 550 hp $14,995.00
427 c.i. 550 hp @5800 rpm 570 ft. lbs. torque @4200 rpm 550 hp $15,495.00
6.2L LS-3 480 hp @6000 rpm, 465 ft. lbs. torque @4400 rpm, 10.7 comp., fuel injected,all aluminum. Emission legal in 49 U.S. states Turnkey 480 hp $17,295.00
406 c.i. 600 hp @6000 rpm 556 ft. lbs. torque @5000 rpm wet sump, 10.5 comp. 600 hp $17,900.00
383 c.i. 640 hp @6500 rpm, 18 deg. wet sump, 560 ft. lbs. torque @4800 rpm. 10.5 comp. 640 hp $18,250.00
427 c.i. 600 hp @5800 rpm 580 ft. lbs. torque @4300 rpm, 10.5 comp. 600 hp $18,295.00
6.2L LS3 550 hp @6100 rpm, 515 ft. lbs. torque @4400 rpm, 11.0 comp., fuel injected, all aluminum. Emission legal in 49 U.S. states. Turnkey 550 hp $18,850.00
406 c.i. 600 hp dry sump, 600 hp @6000 rpm, 556 ft. lbs. torque @5000 rpm, 10.5 comp. 600 hp $19,850.00
383 c.i. 640 hp @6500 rpm, 18 deg. dry sump, 560 ft. lbs. torque @4800 rpm, 10.5 comp. 640 hp $20,250.00
377 c.i. 640 hp @6500 rpm, 18 deg. Wet Sump, 560 ft. lbs. torque @5000 rpm. 10.5 comp. 640 hp $20,350.00
377 c.i. 685 hp @6800 rpm 18 deg. Dry Sump, 580 ft. lbs. torque @4900rpm, 10.5 comp. 685 hp $23,750.00
406 c.i. 720 hp @6700 18 deg. Dry Sump 630 ft. lbs. torque @4400 rpm, 10.5 comp. Not emission legal 720 hp $26,995.00
7.0L LS-7 565 hp @6000 rpm, 536 ft. lbs. torque @5200 rpm, 11.0 comp., fuel injected, dry sump, all aluminum. Emission legal in 49 states, Turnkey 565 hp $27,285.00
7.0L LS-7 650 hp @6000 rpm, 580 ft. lbs. torque @5300 rpm, 11.0 comp., fuel injected, dry sump, all aluminum. Emission legal in 49 U.S states. Turnkey 650 hp $28,350.00
7.0L LS-7 700 hp@6600 rpm, 625 ft. lbs. torque @4500 rpm, 11.5 comp, dry sump, all aluminum, fuel injected. Emission legal in 49 states. Turnkey 700 hp $30,385.00

NOTE: Aluminum alloy blocks available at extra cost.

Turnkey engine packages include:  Holley or Quick Fuel carburetor, MSD or Mallory distributor (w/rev control on 480 hp and up), MSD coil, 8mm premium ignition wires and spark plugs, billet aluminum pulleys, HD aluminum water pump, thermostat, HD motor mounts, HP Powermaster 80 amp low mount alternator, hi-capacity road race oil sump, billet fuel line, Hi-flow 14" air filter, chrome or polished aluminum rocker covers. All engines are blueprinted, balanced, assembled and dyno tested. Horsepower figures are SAE corrected horsepower ratings on American Speed's water brake dyno. Additional custom accessories available at extra cost. Prices do not include shipping, crating or handling charges.

Please note: All Ultima Sports cars are subject to parasitic horsepower loss attributed to type and condition of transaxle, gear ratios, exhaust system mufflers and catalytic convertors.

For warranty info see "Warranty Info"

 

 American Speed Enterprises, Inc.  3006 Avenue of the Cities,  Moline, IL 61265  Telephone: 309-764-3601  FAX: 309-764-2786

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