Brand:

Summit Racing

Manufacturer’s Part Number:

SUM-CR4058125

Part Type:

Engine Rotating Kits

Summit Racing Part Number:

SUM-CR4058125

Rear Main Seal Style:

1-piece

Engine Stroke (in.):

4.000 in.

Balanced:

No

Harmonic Balancer Included:

No

Flexplate Included:

No

Flywheel Included:

No

Pistons Included:

No

Piston Rings Included:

No

Crankshaft Included:

Yes

Crankshaft Material:

Forged 4340 steel

Engine Balance:

Internal

Connecting Rods Included:

Yes

Connecting Rod Length Center to Center (in.):

6.125 in.

Connecting Rod Material:

Forged 4340 steel

Connecting Rod Beam Style:

H-beam

Rod Bearings Included:

No

Main Bearings Included:

No

Cam Bearings Included:

No

Gaskets Included:

No

Oil Pump Included:

No

Camshaft Included:

No

Lifters Included:

No

Timing Chain and Gears Included:

No

Plastigage Included:

No

Assembly Lubricant Included:

No

Quantity:

Sold as a kit.

Notes:

58x reluctor, 6-bolt flange and standard snout for factory wet sump engines, except 1999-2000 thick flange LQ4. Dual 3/16 keyway, Woodruff key not included, re-use factory or use NAL-12561513 rear and add SUM-161000 front for blower balancers. Always clean with mineral spirits and brake-clean oil gallery with 1/4 in. engine brush PIO-4501.