Racing Flexplates

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Gen 3 LS to TH350/700R4/Powerglide Transmission Adapter Kit

Speedway Motors |

#91604000

Gen 3 LS to TH350/700R4/Powerglide Transmission Adapter Kit

(41)

Tooth Count:

168

Engine Balance:

Internal

SFI Rating:

29.1

$313.99

/kit

Gen III GM LS V8 to TH350/700R4 Trans Adapter w/Motor Mounts

Speedway Motors |

#9101291

Gen III GM LS V8 to TH350/700R4 Trans Adapter w/Motor Mounts

(9)

Tooth Count:

168

Engine Balance:

Internal

SFI Rating:

29.1

$367.99

/kit

LS1/LS2/LS6/5.3/6.0 to TH350/700R4/4L60 Adapter Flexplate

Speedway Motors |

#57534610

LS1/LS2/LS6/5.3/6.0 to TH350/700R4/4L60 Adapter Flexplate

(38)

Tooth Count:

168

Engine Balance:

Internal

SFI Rating:

29.1

$247.99

/each

1955-1985 Chevy Flexplate for 2-Piece Rear Main, 153 Tooth

Speedway Motors |

#577FRA112

1955-1985 Chevy Flexplate for 2-Piece Rear Main, 153 Tooth

(49)

Tooth Count:

153

SFI Rating:

Not SFI-approved

Rear Main Seal Style:

2-piece

$37.99

/each

1986-1997 Chevy 153 Tooth Flexplate 1-PC Rear Main, Ext. Balance

Speedway Motors |

#91048362

1986-1997 Chevy 153 Tooth Flexplate 1-PC Rear Main, Ext. Balance

(40)

Tooth Count:

153

Engine Balance:

External

SFI Rating:

Not SFI-approved

$35.99

/each

What You Need to Know About Flexplates

The engine’s flexplate is a critical part to transferring power to your drivetrain. Using the correct part is imperative to engine longevity and proper drivetrain assembly.

Mopar Flexplate Identification Guide

Determining the correct flexplate for your V8 Mopar-powered project takes a little understanding of how these engines were balanced. Our Mopar flexplate buyer’s guide will help.

LS Engine Flexplate Fitment Guide

The LS swap is no doubt still going strong, but if you’re planning to run an automatic behind your 4.8, 5.3, or 6.0L LS-powered ride, you’ll need to pay attention to a few items we discuss in this buyer’s guide.

Ford Flexplate Identification Guide

Ford’s small block and big block engine families have their share of flexplate differences. We’ll show you what to look for in this buyer’s guide.

Small Block and Big Block Chevy Engine Flexplate Guide

Over several generations of small block Chevy (and big block Chevy) engines there have been several changes that dictate what flexplate works with them. We’ll help you determine the correct flexplate for your Chevy engine in this buyer’s guide.

External vs. Internal Balanced Flexplate Guide

An engine guide that will help determine if an internal or external balanced flexplate is needed for your engine.

Transmission Interchange List Chevy, Ford, Mopar V8 Compatibility

Concerned about a transmission swap? Our engine transmission compatibility checker will help confirm what you need to make it happen.

Ford 302 Build Combinations: Recipes for 300-500+ HP

Ford’s 302ci small block V8 is one of Ford’s best engine designs and is capable of great power with the right parts

10 Best Sheet Metal Tools for Racing

Here are some suggestions about which tools can make your life easier while building body panels.

Speedway Tech Talk - Carpet & Sill Plates

Speedway Motors employee Pat O. discusses some of the expanding carpet and interior accessories selection available at Speedway Motors.

1986-1997 Chevy 168 Tooth Flexplate 1-PC Rear Main, Ext. Balance

Speedway Motors |

#91048364

1986-1997 Chevy 168 Tooth Flexplate 1-PC Rear Main, Ext. Balance

(34)

Tooth Count:

168

Engine Balance:

External

SFI Rating:

Not SFI-approved

$39.99

/each

-16%

Speedway Motors |

#57518320

Small Block Ford 289-351W Flexplate

(18)

Tooth Count:

157

Engine Balance:

External

SFI Rating:

29.1

$95.36

/each

$114.43

1986-97 Chevy 168 Tooth Flexplate, 1-Piece Rear Main w/ARP Bolts

Speedway Motors |

#9102562

1986-97 Chevy 168 Tooth Flexplate, 1-Piece Rear Main w/ARP Bolts

(8)

Tooth Count:

168

Engine Balance:

External

SFI Rating:

Not SFI-approved

$57.99

/kit

Speedway Motors |

#910483051

One Piece SFI Flex Plate, 153 Tooth

(2)

Tooth Count:

153

SFI Rating:

29.1

$138.99

/each

TCI Automotive |

#282399273

TCI Automotive 399273 GM 168-Tooth Internal Balance Flexplate

(5)

Tooth Count:

168

Engine Balance:

Internal

SFI Rating:

29.1

$137.95

/each

1955-85 Chevy Flexplate for 2-Piece Rear Main

Speedway Motors |

#9100928

1955-85 Chevy Flexplate for 2-Piece Rear Main

(6)

SFI Rating:

Not SFI-approved

Material Type:

Steel

Sold in Quantity:

Kit

$57.99

/kit

SFI Flex Plate, 168 Tooth, Externally Balanced

Speedway Motors |

#910484001

SFI Flex Plate, 168 Tooth, Externally Balanced

(1)

Tooth Count:

168

Engine Balance:

External

SFI Rating:

29.1

$70.99

/each

SFI Chevy 350 Flexplate, 153 Tooth, 2-Piece Rear Main

Speedway Motors |

#91048359

SFI Chevy 350 Flexplate, 153 Tooth, 2-Piece Rear Main

(19)

Tooth Count:

153

Engine Balance:

Internal

SFI Rating:

29.1

$112.99

/each

Chevrolet Performance 19260102 LS Flex Plate for 4L80

Chevrolet Performance Parts |

#35519260102

Chevrolet Performance 19260102 LS Flex Plate for 4L80

(1)

Tooth Count:

168

Sold in Quantity:

Each

$103.99

/each

TCI Automotive |

#282399753

TCI Automotive 399753 LS1 Engine to GM Auto Transmission Adapter

(3)

Tooth Count:

168

SFI Rating:

29.1

Material Type:

Steel

$375.95

/each

-16%

Gold Series Flexplate, 153 Tooth, SFI Rated, Small Block Chevy 1986-97

PRW Power |

#91048210

Gold Series Flexplate, 153 Tooth, SFI Rated, Small Block Chevy 1986-97

(5)

Tooth Count:

153

Engine Balance:

External

SFI Rating:

29.1

$95.18

/each

$114.22

-16%

1986-1997 Chevy Flexplate, 168 Tooth, Extreme Duty, SFI Approved

Speedway Motors |

#57535015

1986-1997 Chevy Flexplate, 168 Tooth, Extreme Duty, SFI Approved

(5)

Tooth Count:

168

Engine Balance:

Internal

SFI Rating:

29.1

$94.66

/each

$113.59

TCI 399754 LS Flexplate Wide Bolt Int Balance

TCI Automotive |

#282399754

TCI 399754 LS Flexplate Wide Bolt Int Balance

Tooth Count:

168

Engine Balance:

Internal

SFI Rating:

29.1

$375.95

/each

-16%

Speedway Motors |

#91045411

B/B Chevy SFI Rated Steel Flexplate

(1)

Tooth Count:

168

Engine Balance:

External

SFI Rating:

29.1

$100.18

/each

$120.22

-8%

B&M 20230 GM SFI Flexplate Fits 168-Tooth, 2-Piece Rear Main

B&M |

#20020230

B&M 20230 GM SFI Flexplate Fits 168-Tooth, 2-Piece Rear Main

(1)

Tooth Count:

168

Engine Balance:

Internal

SFI Rating:

29.1

$179.95

/each

$195.95

-16%

Speedway Motors |

#57535016

1986-'97 Chevy Flexplate - 153 Tooth

(2)

Tooth Count:

153

Rear Main Seal Style:

1-piece

$94.58

/each

$113.50

-8%

B&M 20237 GM SFI Flexplate, 153-Tooth 1955-1985 GM S/B V8

B&M |

#20020237

B&M 20237 GM SFI Flexplate, 153-Tooth 1955-1985 GM S/B V8

Tooth Count:

153

Engine Balance:

Internal

SFI Rating:

29.1

$192.95

/each

$209.95

Chevy Lightweight Flexplate w/ARP Bolts for Brinn Transmissions

Speedway Motors |

#9102660

Chevy Lightweight Flexplate w/ARP Bolts for Brinn Transmissions

Tooth Count:

153

Engine Balance:

Internal

SFI Rating:

29.1

$302.99

/kit

TCI Automotive |

#282399573

TCI Automotive 399573 GM 153-Tooth Internal Balance Flexplate

(2)

Tooth Count:

153

Engine Balance:

Internal

SFI Rating:

29.1

$147.95

/each

TCI Automotive |

#282399873

TCI 399873 Gen VI Flexplate

Tooth Count:

168

Engine Balance:

External

SFI Rating:

29.1

$165.95

/each

TCI 399173 Chevy LT-1 Flexplate; Ext Balance; Small BP; 153 Tooth

TCI Automotive |

#282399173

TCI 399173 Chevy LT-1 Flexplate; Ext Balance; Small BP; 153 Tooth

Tooth Count:

153

Engine Balance:

External

SFI Rating:

29.1

$156.95

/each

-16%

PRW 2036472 Pro Series Black, SFI 29.1, GM LS Series, 168T

PRW Power |

#57536472

PRW 2036472 Pro Series Black, SFI 29.1, GM LS Series, 168T

(1)

Tooth Count:

168

Engine Balance:

Internal

SFI Rating:

29.1

$142.36

/each

$170.83

-7%

Quick Time |

#91048366

Quick Time RM-920 1974-85 Chevy Lightweight Flexplate

(2)

Tooth Count:

153

SFI Rating:

29.1

Material Type:

Steel

$279.95

/each

$303.95

-16%

PRW 1830201 Sportsman Series, SFI, Ford 289-351W 1963-82, 164T

PRW Power |

#5751830201

PRW 1830201 Sportsman Series, SFI, Ford 289-351W 1963-82, 164T

Tooth Count:

164

Engine Balance:

External

SFI Rating:

29.1

$91.70

/each

$110.04

Ram Clutches |

#6058530

Ram Clutches 8530 2.3 Ford 135 Tooth Flexplate

(1)

Tooth Count:

135

SFI Rating:

Not SFI-approved

Material Type:

Steel

$99.00

/each

-16%

PRW 1835003 Sportsman Series, SFI, Chev 350 1986-97, 168T, Late

PRW Power |

#91048211

PRW 1835003 Sportsman Series, SFI, Chev 350 1986-97, 168T, Late

(1)

Tooth Count:

168

Engine Balance:

External

SFI Rating:

29.1

$100.18

/each

$120.22

TCI 102370 Chrysler 727 Flexplate for 71-79 383-440

TCI Automotive |

#282102370

TCI 102370 Chrysler 727 Flexplate for 71-79 383-440

Engine Balance:

External

SFI Rating:

29.1

Material Type:

Steel

$162.95

/each

-16%

PRW 1835001 Sportsman Series, SFI, Chev 1957-85, 90° V6, 168T

PRW Power |

#91048212

PRW 1835001 Sportsman Series, SFI, Chev 1957-85, 90° V6, 168T

Tooth Count:

168

Engine Balance:

Internal

SFI Rating:

29.1

$90.77

/each

$108.92

TCI Automotive |

#282399973

TCI 399973 Gen V Flexplate

(1)

Tooth Count:

168

Engine Balance:

External

SFI Rating:

29.1

$163.95

/each

86-97 Small Block Chevy 153 Tooth SFI Rated Flexplate & ARP Bolts

Speedway Motors |

#9102232

86-97 Small Block Chevy 153 Tooth SFI Rated Flexplate & ARP Bolts

Tooth Count:

153

Engine Balance:

External

SFI Rating:

29.1

$112.99

/kit

Chevrolet Performance 12654640 LS Flex Plate for 4L60

Chevrolet Performance Parts |

#35512654640

Chevrolet Performance 12654640 LS Flex Plate for 4L60

Tooth Count:

168

Sold in Quantity:

Each

$199.99

/each

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Racing Flexplates

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Price

Customer Rating

Products

Gen 3 LS to TH350/700R4/Powerglide Transmission Adapter Kit

Gen III GM LS V8 to TH350/700R4 Trans Adapter w/Motor Mounts

LS1/LS2/LS6/5.3/6.0 to TH350/700R4/4L60 Adapter Flexplate

1955-1985 Chevy Flexplate for 2-Piece Rear Main, 153 Tooth

1986-1997 Chevy 153 Tooth Flexplate 1-PC Rear Main, Ext. Balance

Related Articles

1986-1997 Chevy 168 Tooth Flexplate 1-PC Rear Main, Ext. Balance

Small Block Ford 289-351W Flexplate

1986-97 Chevy 168 Tooth Flexplate, 1-Piece Rear Main w/ARP Bolts

One Piece SFI Flex Plate, 153 Tooth

TCI Automotive 399273 GM 168-Tooth Internal Balance Flexplate

1955-85 Chevy Flexplate for 2-Piece Rear Main

SFI Flex Plate, 168 Tooth, Externally Balanced

SFI Chevy 350 Flexplate, 153 Tooth, 2-Piece Rear Main

Chevrolet Performance 19260102 LS Flex Plate for 4L80

TCI Automotive 399753 LS1 Engine to GM Auto Transmission Adapter

Gold Series Flexplate, 153 Tooth, SFI Rated, Small Block Chevy 1986-97

1986-1997 Chevy Flexplate, 168 Tooth, Extreme Duty, SFI Approved

TCI 399754 LS Flexplate Wide Bolt Int Balance

B/B Chevy SFI Rated Steel Flexplate

B&M 20230 GM SFI Flexplate Fits 168-Tooth, 2-Piece Rear Main

1986-'97 Chevy Flexplate - 153 Tooth

B&M 20237 GM SFI Flexplate, 153-Tooth 1955-1985 GM S/B V8

Chevy Lightweight Flexplate w/ARP Bolts for Brinn Transmissions

TCI Automotive 399573 GM 153-Tooth Internal Balance Flexplate

TCI 399873 Gen VI Flexplate

TCI 399173 Chevy LT-1 Flexplate; Ext Balance; Small BP; 153 Tooth

PRW 2036472 Pro Series Black, SFI 29.1, GM LS Series, 168T

Quick Time RM-920 1974-85 Chevy Lightweight Flexplate

PRW 1830201 Sportsman Series, SFI, Ford 289-351W 1963-82, 164T

Ram Clutches 8530 2.3 Ford 135 Tooth Flexplate

PRW 1835003 Sportsman Series, SFI, Chev 350 1986-97, 168T, Late

TCI 102370 Chrysler 727 Flexplate for 71-79 383-440

PRW 1835001 Sportsman Series, SFI, Chev 1957-85, 90° V6, 168T

TCI 399973 Gen V Flexplate

86-97 Small Block Chevy 153 Tooth SFI Rated Flexplate & ARP Bolts

Chevrolet Performance 12654640 LS Flex Plate for 4L60

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