Connecting Rod Length Info
Connecting rod length is measured between the centers of the big end (journal end)
and the little end (piston pin end). Below is a table with stock connecting rod
lengths for various engine families.
CHEVROLET V-8 CONNECTING ROD LENGTHS
|
Displacement Cubic Inches
|
Liters
|
Rod Length(inches)
|
|
302
|
4.9
|
5.700
|
|
305
|
5.0
|
5.700
|
|
327
|
5.4
|
5.700
|
|
350
|
5.7
|
5.700
|
|
350(LT5)
|
5.7
|
5.700
|
|
350(LS1)
|
5.7
|
6.098
|
|
383
|
6.3
|
6.000
|
|
400
|
6.6
|
5.565
|
|
396
|
6.5
|
6.135
|
|
402
|
6.6
|
6.135
|
|
427
|
7.0
|
6.135
|
|
454
|
7.4
|
6.135
|
|
502
|
8.2
|
6.135
|
|
377
|
6.2
|
6.135
|
FORD V-8 CONNECTING ROD LENGTHS
|
Displacement Cubic Inches
|
Liters
|
Rod Length(inches)
|
|
289
|
4.7
|
5.1550
|
|
302
|
5.0
|
5.0900
|
|
302(Boss)
|
5.0
|
5.1500
|
|
302(SVO)
|
5.0
|
5.1500
|
|
351 W ('69-'70)
|
5.8
|
5.9560
|
|
351 W ('71-'96
|
5.8
|
5.9560
|
|
351 (SVO 9.2)
|
5.8
|
5.7800
|
|
351C (Boss)
|
5.8
|
5.7800
|
|
351M
|
5.8
|
6.5800
|
|
429 STD ('68-'70)
|
7.0
|
6.6050
|
|
429 STD ('70 1/2-'71)
|
7.0
|
6.6050
|
|
429 CJ/SCJ ('72-'73)
|
7.0
|
6.6050
|
|
429 Boss (S)
|
7.0
|
6.5490
|
|
429 Boss (T)
|
7.0
|
6.6050
|
|
460
|
7.5
|
6.6050
|
|
281 (modular)
|
4.6
|
5.9331
|
|
331 (modular)
|
5.4
|
6.6575
|