Johnson Pump 10-24946-01 - High-Speed Raw Water Pump for Large Block Chevy Engines

ID 1007700

$ 411.64

1-2 weeks delivery time

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The Johnson Pump 10-24946-01 engine cooling impeller pump is a high-speed, crankshaft-mounted raw water pump built for Large Block Chevy applications. Its self-priming F6 design with 1-1/4 in hose ports (32 mm ID) supports strong cooling-water flow, while the bronze body, lip seal, and integrated cam help ensure durable, smooth operation. Supplied with an MC97 impeller, it also supports straightforward service using spare impeller 09-812BT-1 plus the listed wear kit and screw kit options.

Description
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Johnson Pump 10-24946-01 Crankshaft-Mounted Engine Cooling Unit

The Johnson Pump 10-24946-01 is a high-speed, crankshaft pulley mounted raw water (engine cooling) impeller pump for Large Block Chevy engines. Built to keep engine temperature under control, it delivers efficient raw-water circulation and is designed for reliable operation in demanding marine use.

Application

Engine cooling (raw water pump)
Large Block Chevy engines

Compatibility

Often found as a raw water pump on Big Block GM (Chevy) V6 and V8 engines including:

Indmar 5.7L
Indmar LTR
Indmar LT
Indmar LT1
Indmar LT2
Indmar LT3
Indmar LT4
Indmar LT5
Indmar LT7
Indmar LT8 (LTI, TBI)
Alaska Diesel L6414A
Flagship 454
Hardin V8
Panther Marine 454
5.7L Assault 310
5.7L Carbureted Vortec
5.7L EFI MPFI
6.0L MPFI
6.2L MPFI
7.4 L Engine
8.1L Engines
8.2L Engines
Assault 325
Indmar 454 Carbureted
Indmar 5.7L Assault 340
Indmar 5.7L HO
Indmar 502 Carbureted
Indmar 8.1L Vortec
Malibu 383 Hammerhead
Malibu 5.7L LCR
Malibu 8.1L Vortec
Malibu Anniversary Edition (LS7)
Malibu Monsoon
Mastercraft 5.7L RTP-1
Mastercraft 6.0L LY6
Mastercraft 8.1L Vortec
Mastercraft MCX

Technical Specifications

Brand	Johnson Pump
Part Number	10-24946-01
Pump Type	Engine Cooling Pump (Raw Water Impeller Pump)
Pump Version	F6B-9 High-Speed
Pump Size	F6
Self-Priming	Yes
Body Material	Bronze
Mounting	Crankshaft Mount; Flange
Drive / Shaft End	Crankshaft
Ports / Connections	1-1/4 in Hose Ports (32 mm ID)
Seal Type	Lip Seal
Cam	Full Integrated Cam; 1/1 Cam
Impeller Included	MC97
Impeller Hub	Spline Drive
Shipping Weight	4.20 kg

Product Details

Drive method: High-speed design driven via direct installation on the engine crankshaft pulley or harmonic balancer
Construction detail: Bronze body with a threaded fastening point to attach a torque arm
Spare impeller: 09-812BT-1
Wear kit: 09-47777
Screw kit: 09-47553-105
Product portfolio: Impeller Pumps; Cooling Water Pumps

Features

Efficient raw-water circulation to support stable engine operating temperature
Self-priming impeller pump design (size F6)
High-speed crankshaft-mounted configuration for direct drive
1-1/4 in hose ports for strong cooling-water flow
Bronze body and lip seal for durability

Alternative Part Numbers

Johnson Pump 10-24232-1
Johnson Pump 10-24232-1B (Bulk)
Johnson Pump 10-24232-5
Johnson Pump 10-24805-01 (Open Market)
Johnson Pump 10-24805-01B (Bulk)
Johnson Pump 10-24805-02 (OEM)
Johnson Pump 10-24915-01 (Open Market)
Johnson Pump 10-24915-01B (Bulk)
Johnson Pump 10-24915-02 (OEM)
Johnson Pump 10-24930-01 (Open Market)
Johnson Pump 10-24930-01B (Bulk)
Johnson Pump 10-24930-02 (OEM)
Johnson Pump 10-24946-01 (Open Market)
Johnson Pump 10-24946-01B (Bulk)
Johnson Pump 10-24946-02 (OEM)
Indmar 68-5001 (10-24232-5)
685001-1 (10-24805-02)
685001-2 (10-24915-02)
685001-3 (10-24930-02)
685001-4 (10-24946-02)
Sherwood P105
Alaska Diesel L6414A
Crusader RA057026
Marine Power 0566-000P8
524505Z
524520Z
524517
Northern Lights 25-11030
Pleasurecraft Marine RA057026
Volvo Penta 3860703
856513
841640
856952
857451
Jabsco 50410-1201