Callies and Compstar connecting rod bolt torque specs

If you have lost the sheet with the instructions for properly torqueing the rod bolts on your Ultra or Compstar connecting rods you can find the information below on our website FAQ page. Now you can access our rod bolt torque specs 24/7 so you have it available when you need it!

**Compstar Values based on use of Extreme Pressure #3 lube**
Compstar Rod Bolt Material Torque Stretch
SBC H-Beam (Std. & SJ) BLTC145 ARP 2000 75 ft.lbs. .0040″-.0050″
SBC H-Beam (HJ) BLTC125 ARP 2000 60 ft.lbs. .0054″-.0057″
SBC I-Beam (Std. & SJ) BLTC145 ARP 2000 85 ft.lbs. .0040″-.0050″
LS1 H-Beam (Std. & SJ) BLTC145 ARP 2000 75 ft.lbs. .0040″-.0050″
LS1 I-Beam (Std. & SJ) BLTC145 ARP 2000 85 ft.lbs. .0040″-.0050″
BBC H-Beam (SBJ) BLTC006 L-19 92 ft.lbs. .0050″-.0060″
BBC H-Beam (Std.) BLTC170 ARP 2000 75 ft.lbs. .0050″-.0060″
BBC H-Beam (Std.) BLTC170-L19 L-19 92 ft.lbs. .0050″-.0060″
BBC I-Beam BLTC170 ARP 2000 85 ft.lbs. .0050″-.0060″
BBC I-Beam BLTC170-L19 L-19 92 ft.lbs. .0050″-.0060″
BB Mopar 6.760 H-Beam BLTC180 ARP 2000 75 ft.lbs. .0065″-.0070″
Viper 6.250 H-Beam BLTC150-38 ARP 2000 55 ft.lbs. .0055″-.0060″
LSC BLTC150-8740 8740 55 ft.lbs. .0054″-.0057″
SB Ford 5.400 H-Beam BLTC145 ARP 2000 75 ft.lbs. .0040″-.0050″
**Ultra Values based on use of ARP Ultra Lube**
Ultra Rod Bolt Material Torque Stretch
SBC I-Beam (Std, SJ, & LW) BLT145 Ultra 75 ft.lbs. .0042″-.0052″
SBC H-Beam (Std, SJ, & LW) BLT145 Ultra 80 ft.lbs. .0042″-.0052″
SBC I-Beam (Std, SJ, & LW) BLT145-CA CA-625 93 ft.lbs. .0042″-.0052″
SBC I-Beam (HJ) BLT135 Ultra 53 ft.lbs. .0048″-.0056″
SBC I-Beam (HJ) BLT135-CA CA-625 60 ft.lbs. .0050″-.0057″
LS1 H-Beam (Std. & SJ) BLT145 Ultra 80 ft.lbs. .0042″-.0052″
LS1 I-Beam (Std. & SJ) BLTC145-CA CA-625 93 ft.lbs. .0042″-.0052″
BBC I-Beam (Std. & SBJ) BLT160 Ultra 90 ft.lbs. .0050″-.0060″
BBC H-Beam (Std. & SBJ) BLT160 Ultra 80 ft.lbs. .0050″-.0060″
BBC I-Beam (Std. & SBJ) BLT160-CA CA-625 93 ft.lbs. .0050″-.0060″
BBC I-Beam (Std. & SBJ) BLTC1735 MP-3.5 97 ft.lbs. .0050″-.0060″
IMPORTANT UPDATE: Revisions made to Ultra Connecting Rods
*See photograph for identification of Revision “A”
Rod Bolt Material OriginalTorque Rev A.Torque Stretch
I-Beams
Small Block
SBC I-Beam (Std, SJ, LW, LW-SJ & XD) BLT145 Ultra 84 ft.lbs. 75 ft.lbs. .0042″-.0060″?
SBC I-Beam (Std, SJ, LW, LW-SJ & XD) BLT145-CA CA-625 93 ft.lbs. 85 ft.lbs. .0042″-.0060″
SBC I-Beam (Honda Journal) BLT135 Ultra 53 ft.lbs. 53 ft.lbs. .0050″-.0057″
SBC I-Beam (Honda Journal) BLT135-CA CA-625 60 ft.lbs. 60 ft.lbs. .0050″-.0057″
SBC I-Beam (Honda Journal) BLT135-MP CA-625 63 ft.lbs. 63 ft.lbs. .0050″-.0057″
LS1
LS1 I-Beam (Std. & SJ) BLT145 Ultra 84 ft.lbs. 75 ft.lbs. .0042″-.0060″
LS1 I-Beam (Std. & SJ) BLTC145-CA CA-625 93 ft.lbs. 85 ft.lbs. .0042″-.0060″
Big Block
BBC I-Beam (Std. & SJ) BLT160 Ultra 90 ft.lbs. 75 ft.lbs. .0050″-.0065″
BBC I-Beam (Std. & SJ) BLT160-CA CA-625 93 ft.lbs. 85 ft.lbs. .0050″-.0065″
BBC I-Beam (Std. & SJ) BLTC1735 MP-3.5 97 ft.lbs. N/A .0050″-.0065″
H-Beams
Small Block
SBC H-Beam (Std, SJ, & XD) BLT145 Ultra 80 ft.lbs. 75 ft.lbs. .0042″-.0060″
LS1
LS1 H-Beam (Std. & SJ) BLT145 Ultra 80 ft.lbs. 75 ft.lbs. .0042″-.0060″
Big Block
BBC H-Beam (Std. & SBJ) BLT160 Ultra 80 ft.lbs.  75 ft.lbs. .0050″-.0065″

Callies Ultra Rods Revision A