11" Breakaway Torque Converter 1970-79 Ford C4 10.5" Bolt Circle

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TCIPART NUMBER: 890-451100

11" Breakaway Torque Converter 1970-79 Ford C4 10.5" Bolt Circle

Name: 11" Breakaway Torque Converter 1970-79 Ford C4 10.5" Bolt Circle
Brand: TCI
SKU: 890-451100
Price: 579.95 USD
Availability: InStock

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Ford

11" Breakaway Torque Converter

1970-79 Ford C4

10.5" Bolt Circle

Non Lock-up

26-Spline

Dipstick goes into transmission case.

This Breakaway Torque Converter provides between 2400 to 2600 RPM flash stall without negatively affecting part-throttle driving. TCI has engineered these Breakaway Torque Converters to be efficient at highway cruising speeds and to launch hard at wide-open throttle.

Features:

Furnace-brazed fins
Needle bearings
Hardened, pre-ground pump hub
Computer Balanced
Installed Hardware Included

Benefits:

Harder launches
Quicker acceleration
Improved low-end power
Bolt-in (no modifications required)

1000+ RPM increase in stall over stock

Street/Strip Performance Torque Converter General Application Chart
Torque Converter Series	advertised camshaft duration	rear gear ratio	engine characteristics	expected rpm stall speeds
Torque Converter Series	advertised camshaft duration	rear gear ratio	engine characteristics	*small block*	*big block*
Street Rodder	stock to 260°	stock to 3.23	smooth idle, stock comp. ratio	1500 to 1700	1700 to 1900
Saturday Night Special	stock to 265°	stock to 3.23	smooth idle, stock comp. ratio	1600 to 1800	1800 to 2000
Breakaway	265° to 280°	3.00 to 3.73	fair idle, mild modifications	2200 to 2400	2400 to 2600
StreetFighter	280° to 300°	3.55 to 4.56	rough idle, large fuel system, raised comp. ratio	3000 to 3400	3400 to 3600
Super StreetFighter	280° to 310°	3.73 to 4.88	rough idle, large fuel system, raised comp. ratio top end power	3500 to 3800	3800 to 4000
Ultimate StreetFighter	290°+	3.73+	1000+ horsepower with power adders	3500+	3800+

Part TypeAutomatic Transmission Torque Converter

BrandTCI

Package Height7.9

Package Width14.4

Package Length14.7

Weight29.05 PG

Part CategoryPerformance Parts

Anti-Ballooning PlateNo

Hardware IncludedYes

Crank Pilot Diameter1.375 in (34.925 mm)

Input Spline Quantity26 in (660.4 mm)

BalancedYes

Furnace-BrazedYes

QuantitySold individually

Part FitmentSemi Universal

LockupNo

Diameter10 in (254 mm)

Vendor Part Number451100

Package Qty1

Package TypeEA

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