Chevrolet Express 3500 Engine Harmonic Balancer Replacement

Pulley

It fits vehicles with the 6.6L Duramax engine (engine code LGH). Built for vehicles where the 8th digit of the VIN is L.

Condition: Excellent (A)

Part Type: Solid Height: 2.34 in Overall Outer Diameter: 7.99 in ATP Number: 102053 ATP Availability: Available to Order Pioneer Number: DA-3506 Pioneer Availability: Available to Order

Part Type: Solid Height: 2.34 in Overall Outer Diameter: 7.99 in

Direct Replacement

Part Type: Solid Outer Diameter: 7.992 in ATP Number: 102051 ATP Availability: Available to Order Pioneer Number: DA-3950 Pioneer Availability: Available to Order

Description: Groove Qty. 6, 4 Part Type: Double Serpentine Outer Diameter: 7.732 in

Pulley

Direct Replacement

Fits SB Chevy Engines;Internally Balanced; Diameter:8-in.; Finish:Natural; Material:Nodular Iron

Engine Harmonic Balancer

Part Type: Serpentine Outer Diameter: 7.795 in ATP Number: 102106 ATP Availability: Available to Order Pioneer Number: DA-3955 Pioneer Availability: Available to Order

Part Type: Serpentine Outer Diameter: 7.795 in

SFI Spec 18.1 Steel/Elastomer Neutral Balance 6.75 in. OD Black

SFI Spec 18.1 Steel/Elastomer Internal Zero Balance 6.10 in. OD Specialty SBC Lightweight Black

SFI Spec 18.1; Steel/Elastomer; External Balance; 8.00 in. OD; Removable C/Weight; Incl. Chev. 502; Black

Bore Dia. Min/Max: 1.245 / 1.246 Degree Marking Range: 40 BTDC to 10 ATDC. Additional timing/degree amrks at 90, 180 and 270 Degree Markings: Yes Engine Balance: Internal Finish: No Finish Keyway: Single Length: 2.335 Material: Steel Mounting Hardware Incl.: No O.D.: 6-7/8" (6.875) Safety Rating: Not SFI Approved WT. in lbs.()=Rotating weight: 10.4 (6.9 Rwt) GENERATION I LATE MODEL SMALL BLOCK, INT. BAL.

Direct Replacement

Bore Dia. Min/Max: 1.245 / 1.246 Degree Marking Range: 50 BTDC to 10 ATDC. Additional timing/degree marks at 90, 180 and 270 Degree Markings: Yes Engine Balance: Internal Finish: Black Zinc Keyway: Single Length: 2.335 Material: Steel Mounting Hardware Incl.: No O.D.: 6-1/4" (6.25) Safety Rating: SFI 18.1 WT. in lbs.()=Rotating weight: 7.9 (5.3 Rwt) GENERATION I LATE MODEL SMALL BLOCK, INT. BAL.

Bore Dia. Min/Max: 1.4803 / 1.4813 Degree Markings: No Engine Balance: Internal Finish: Black Zinc Keyway: None Length: 1.417 Material: Steel Mounting Hardware Incl.: No O.D.: 7-3/4" (7.750) Pulley Finish: Hard Coat Anodized Pulley Size: 25% Underdrive. Does Not Underdrive A/C. Safety Rating: SFI 18.1 WT. in lbs.()=Rotating weight: 14.7 (11.0 Rwt)

Bore Dia. Min/Max: 1.4803 / 1.4813 Degree Markings: No Engine Balance: Internal Finish: Black Zinc Keyway: None Length: 1.417 Material: Steel Mounting Hardware Incl.: No O.D.: 7-3/4" (7.750) Pulley Finish: Hard Coat Anodized Safety Rating: SFI 18.1 WT. in lbs.()=Rotating weight: 15.4 (11.5 Rwt)

Bore Dia. Min/Max: 1.245 / 1.246 Degree Marking Range: 50 degree BTDC to 10 degree ATDC. Additional timing/degree marks at 90, 180 and Degree Markings: Yes Engine Balance: Internal Finish: Black Zinc Keyway: Single Length: 2.335 Material: Steel Mounting Hardware Incl.: No O.D.: 7-1/4" (7.250) Safety Rating: SFI 18.1 WT. in lbs.()=Rotating weight: 12.2 (8.1 Rwt) GENERATION I LATE MODEL SMALL BLOCK, INT. BAL.

Bore Dia. Min/Max: 1.599 / 1.600 Degree Marking Range: 50 BTDC to 10 ATDC. Additional timing/degree marks at 90, 180 and 270 Degree Markings: Yes Engine Balance: External (34.5 oz) Finish: Black Zinc Keyway: Single Length: 2.75 Material: Steel Mounting Hardware Incl.: No O.D.: 8" (8.000) Safety Rating: SFI 18.1 WT. in lbs.()=Rotating weight: 17.3 (11.5 Rtw) BIG BLOCK, EXT. BAL.

Bore Dia. Min/Max: 1.599 / 1.600 Degree Marking Range: 50 BTDC to 10 ATDC. Additional timing/degree marks at 90, 180 and 270 Degree Markings: Yes Engine Balance: External (34.5 oz) Finish: Black Zinc Keyway: Dual Length: 2.75 Material: Steel Mounting Hardware Incl.: No O.D.: 8" (8.000) Safety Rating: SFI 18.1 WT. in lbs.()=Rotating weight: 17.3 (11.5 Rwt) BIG BLOCK, EXT. BAL. Same as #800111 but for crankshafts w/ dual keyways: (1) 3/16" and (1) 1/4"

Bore Dia. Min/Max: 1.599 / 1.600 Degree Marking Range: 50 BTDC to 10 ATDC. Additional timing/degree marks at 90, 180 and 270 Degree Markings: Yes Engine Balance: External (34.5 oz) Finish: Black Zinc Keyway: Dual Length: 2.75 Material: Steel Mounting Hardware Incl.: No O.D.: 8" (8.000) Safety Rating: SFI 18.1 WT. in lbs.()=Rotating weight: 17.3 (11.5 Rwt) BIG BLOCK, EXT. BAL. Same as #800111 but for crankshafts w/ dual keyways: (1) 1/4" and (1) 1/4"

Bore Dia. Min/Max: 1.930 / 1.931 Degree Markings: No Engine Balance: External Finish: Black Zinc Keyway: Single Length: 2.858 Material: Steel Mounting Hardware Incl.: No O.D.: 8-3/8" (8.375) Safety Rating: SFI 18.1 WT. in lbs.()=Rotating weight: 25 (16.8 Rwt)