Oilwell A850-PT triplex pump package, skid-mounted, powered by a large Caterpillar industrial diesel V-engine, with a Bridges Equipment gearbox, and a Hydril-style pulsation dampener. Primary specs (appearance-based): Pump class: A850-PT / ~850 HP-class triplex (market convention for “A850” packages) Engine: CAT industrial diesel, V12-class (consistent with 3412/3512-era packaging; exact model not verifiable) Emissions era (estimated): Pre-Tier 4 (Tier 1–2 typical) based on no visible DPF/SCR/DEF equipment Package size/weight (estimated): ~35–45 ft overall skid length; ~40,000–65,000 lb class (typical for this configuration) Key features / selling points: Complete, skid-mounted, field-deployable package (radiator pack, exhaust, piping/manifold, dampener, gearbox) Commercially desirable drivetrain (CAT + Bridges is a strong value driver) Hydril pulsation dampener installed (adds buyer confidence and reduces immediate spend) Because there are no data plates and no meter evidence: Estimated build era: mid-1990s to late-2000s (pre-Tier 4 configuration) Estimated engine hours: Unknown; for this class, typical observed life range is broad (~8,000–25,000 hrs) depending on duty cycle and rebuild history.
Located near Helena, MT - Excess to needs - Asking $95,000