Engine Parts & Service - Alternators

Alternator 250 AMP 12V 3.15" Dual Foot Saddle K6 PulleyAlternator, XT Series, 250A, 12V, Saddle Mount (Dual Foot), 3.15in, K6 Serpentine Pulley, Case GroundHitachi-Style Mounting; Typical for Yanmar, Westerbeke, Lehman & Perkins-Sabre EnginesReplaces: AT-DF-200-12-IG, AT-DF-200-K6This product may not be returned...

621 Series 120A Kit with MC-618 Regulator, T-Sensor, K6 Pulley, Single Foot & Mounting HardwareKit Includes:  621-120-K6 Alternator MC-618 Regulator Temperature Sensors Mounting Hardware 621-120-K6 Alternator: 120A, 12V, Spindle Mount (Single Foot), 1-2in, K6 Serpentine Pulley, Isolated Ground1" Motorola-Style Mounting;...

Alternator 120 AMP 12V 4" Dual Foot Saddle K6 Pulley with Isolated GroundAlternator, 604 Series, 120A, 12V, Saddle Mount (Dual Foot), 4in, K6 Serpentine Pulley, Isolated Ground 4" J-180-Style Mounting;  Typical for Caterpillar, Cummins, Detroit Diesel & John Deere EnginesReplaces:...

Alternator Vortec K6 Serpentine Pulley Regulator & Temp Sensor - 170A - 12VBalmar offers a wide range of alternator power upgrades designed specifically for marine industry applications. Balmar installs high reliability bearings, robust rectifier diodes and improved heat-sinking capabilities on...

Premium Replacement Alternator with 65mm Multi-Groove Pulley - 12V 70AReplacement alternator that will fit Mercruiser 4.3L - 8.2L, 1998-Up, 12 Volt, 70 AMP, Internal Fan, 65-mm multi-groove serpentine pulley included.Features: All alternators are engineered for performance and reliability All alternators...

Premium Replacement Inboard Alternator with Single Groove Pulley - 12V 55AReplacement alternator that will fit O.M.C. Cobra., Prestolite/Motorola, 12 Volt, 55 Amp, Internal regulator, Negative ground, 2-inch mounting foot, Single groove pulley included.Features: All alternators are engineered for performance and...

Alternator 3.15" Dual Foot Saddle J10 Serpentine Pulley - 170A - 12VBalmar offers a wide range of alternator power upgrades designed specifically for marine industry applications. Balmar installs high reliability bearings, robust rectifier diodes and improved heat-sinking capabilities on all...

Alternator 1-2" Single Foot K6 Serpentine Pulley Regulator & Temp Sensor - 170A Kit - 12VBalmar offers a wide range of alternator power upgrades designed specifically for marine industry applications. Balmar installs high-reliability bearings, robust rectifier diodes, and improved heat-sinking...

Universal Adjustment Arm - OffsetUniversal Adjustment Arm for the Belt Buddy with a 1/2″ offset for certain mounting applications which require an offset. This part number is for the “Arm Only”, It does not come with the Belt Buddy Adjustment...

Zeus A225S J-180 3.15" Alternator with Terminal BlockThe highest power output alternator in its size/class. Features: Engineered for High Energy Production. Suitable for Marine, RV, Military, and Commercial applications. Rapidly charges large battery banks. Coolest operating temperatures for increased performance. Runs...

Lehman Serp Pulley KitAltMount®Serpentine Pulley Conversion Kit for Ford/Lehman EnginesFord/Lehman Engines Covered: FL80, FL120Kit Includes: Three Ten-Groove (J10) Pulleys, Two J10, 55" Circumference Serpentine Belts (one spare)Note:  If you specify an AT-200A Alternator, a longer belt length may be required. This...

Zeus A8000-48V 8kW N62 Alternator with Clutch PulleyThe ARCO Zeus A8000-48V alternator turns on at lower RPMs, runs cooler, and provides more power than other 48V alternators that are larger and heavier. This alternator continuously generates over 3kW (55 Amps)at ...