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Holley 550-870K 4150 Sniper Stealth Master Kit
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The Sniper Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The Sniper Stealth 4150 ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower! Did we mention that the Stealth 4150 also includes transmission kick down provisions for GM TH350/400, 200R4/700R4 and Ford C4/C6 applications. Part # 34-42 is required for a bolt-in installation.
Description_DEF | Fuel Injection Throttle Body Adapter |
Description_DES | 4150 Sniper Stealth Master Kit |
Description_FAB | Bolt On 4150 Flange Carburetor Replacement |
Description_FAB | Throttle Body Mounted ECU - No Extra Boxes To Mount |
Description_FAB | Supports Up To 650Hp With Four 100 Lb/Hr Injectors |
Description_FAB | Includes High Pressure Fuel Crossover Line |
Description_FAB | All Of The Wiring Exits Below The Rear Fuel Injector Cover |
Description_FAB | Integrated Ignition Timing Control |
Description_MKT | The Sniper Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The Sniper Stealth 4150 ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower! Did we mention that the Stealth 4150 also includes transmission kick down provisions for GM TH350/400, 200R4/700R4 and Ford C4/C6 applications. Part # 34-42 is required for a bolt-in installation. |
Description_INV | SNIPER STEALTH 4150 MASTER KIT, POLISHED |
Description_EXT | 4150 Sniper Stealth Master Kit; 4150 Flange; 870 CFM; 58.5 PSI; Shiny Finish; Works w/700R4/200R4/C4/C6/TH350 Transmissions; |
Description_SHO | TBdyAdpt |
WARNING CA Proposition 65 | Yes |
WARNING CA Proposition 65 Message | WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov |
Length | 10.0000 |
Width | 15.0000 |
Height | 27.0000 |
Weight | 18.0000 |
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Solid hitch with serious strength and clean powder coat, heavy to lift, but installs easy and tows perfectly!!
Shipping was quick and on time - exactly what I needed for my small-block build - would buy again for sure
Weatherbeater mats fit my work truck perfectly. Dropped them in and nothing moves. Truly a great upgrade
Window visors look incredible and feel durable, install was simple. Zero wind noise on the highway!
Leveling kit components were well packed. Instructions lacking, but online videos helped. Rides level now and feels planted.
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Rear bumper upgrade looks better than factory plastic. Install was easy, and functionality is miles ahead. Highly recommended.
Tonneau cover fit is excellent. Clear instructions and a smooth install. Delivery to my door was super convenient
Turbo arrived next morning and matched description. Bolted up cleanly and truck is back to full power.
Husband’s birthday grille guard is rock solid, looks sharp he loves it so much!!! Thanks again
Customer service handled a damaged shipment immediately. Refund was painless. I’ll shop here again.
Exhaust system installed in two hours on my first try. Perfect fit and the sound is pure joy.
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