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FAST LS91 High Output Universal External-Core Coil

SKU: FST730-0891

Ignition Coils

FST Ignition Coils...

FAST LS91 High Output Universal External-Core Coil

SKU: FST730-0891

Ignition Coils

FST Ignition Coils...

A$221.85
Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.
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Description

The I91 Coil is designed for use with FAST high output inductive ignition systems such as the I6 Ignition Control or the XR700 and XR3000 Electronic Conversion Systems. The internal design is optimized to produce a long duration spark coupled with higher voltage output making it ideal for street and performance applications.

Part Type

Ignition Coil

Data: v4.2 - Upd: 2026-10-13 16:41:17

Specifications

Product Attributes - Brand
FAST
Product Attributes - Manufacturer's Part Number
730-0891
Product Attributes - Part Type
Ignition Coils
Product Attributes - Product Line
FAST I91 Inductive Ignition Coils
Product Attributes - UPC
021174021080
Product Attributes - Coil Style
Remote mount
Product Attributes - Primary Resistance
0.400 ohms
Product Attributes - Coil Internal Construction
Epoxy
Product Attributes - Coil Wire Attachment
Male/HEI
Product Attributes - Coil Color
Black
Product Attributes - Maximum Voltage
47,000 V
Product Attributes - Turns Ratio
57:1
Product Attributes - Secondary Resistance
4.60K ohms
Product Attributes - Inductance
4.70 mH
Product Attributes - Peak Current
380 mA
Product Attributes - Spark Duration
280 uS
Product Attributes - Mounting Bracket Included
Yes
Product Attributes - Coil Wire Included
No
Product Attributes - Ballast Resistor Included
No
Product Attributes - Coil Shape
Square
Product Attributes - Height (in.)
3.000 in.
Product Attributes - Length (in.)
3.750 in.
Product Attributes - Width (in.)
2.500 in.
Product Attributes - Quantity
Sold individually.
Product Attributes - Notes
Coil is universal. Modifications may be required.

Reference Information

Brand Name/s Fast
StreetFX SKU fst730-0891
SFX Item ID 4085041
Supplier Item Code 4085041
Manufacturer SKU 730-0891
Manufacturer UPC 21174021080
Alternative References LS91

Compatibility

Application Data
  • UniversalYes

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