$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

It's the Season for Savings - Shop Holiday Deals Now!

Selected Filters


Loading...

Availability


155 Results Found For "nitrous"

Individual Parts

Results 1 - 25 of 155

Pro LS 4340 Rotating Assembly, 408 Cid., 4.030 bore, 4.000 stroke, 24X, 6.125 rod, 8cc dish, 11.1:1 @ 65cc, 10.6:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24400308

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Cylinder Heads, Eliminator Street, Aluminum, Assembled, 65cc Chamber, 195cc Intake, Chevy, Small Block, Pair

Part Number: AFR-1034

5.0 out of 5 stars ( 13 )

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Cylinder Heads, Aluminum, Assembled, 65cc Combustion Chamber, 220cc Intake, Chevy, Small Block, Pair

Part Number: AFR-1065

4.2 out of 5 stars ( 10 )

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Cylinder Heads, Race Porting, Aluminum, Assembled, 65cc Chamber, 227cc Intake, Chevy, Small Block, Pair

Part Number: AFR-1068

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Cylinder Heads, Street Porting, Aluminum, Assembled, 65cc Chamber, 195cc Intake, Chevy, Small Block, Pair

Part Number: AFR-1040

5.0 out of 5 stars ( 14 )

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Cylinder Heads, Street Porting, Aluminum, Assembled, 58cc Chamber, 185cc Intake, Ford, Small Block, Pair

Part Number: AFR-1388

4.67 out of 5 stars ( 27 )

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Cylinder Heads, Competition, Aluminum, Assembled, 58cc Chamber, 220cc Intake, Ford, Small Block, Pair

Part Number: AFR-1451

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Pro LS 4340 Rotating Assembly, 416 Cid., 4.070 bore, 4.000 stroke, 58x, 6.125 rod, 6cc dish, 11.5:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R58400706

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Cylinder Heads, Race Porting, Aluminum, Assembled, 65cc Chamber, 210cc Intake, Chevy, Small Block, Pair

Part Number: AFR-1054

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Cylinder Heads, Aluminum, Assembled, 65cc Combustion Chamber, 220cc Intake, Chevy, Small Block, Pair

Part Number: AFR-1110

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Pro LS 4340 Rotating Assembly, 408 Cid., 4.030 bore, 4.000 stroke, 58x, 6.125 rod, 8cc dish, 11.1:1 @ 65cc, 10.6:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R58400308

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Cylinder Heads, Competition Porting, Aluminum, Assembled, 65cc Chamber, 210cc Intake, Chevy, Small Block, Pair

Part Number: AFR-1103

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Cylinder Heads, Street Porting, Aluminum, Assembled, 58cc Chamber, 165cc Intake, Ford, Small Block, Pair

Part Number: AFR-1399

4.86 out of 5 stars ( 14 )

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Pro LS 4340 Rotating Assembly, 408 Cid., 4.030 bore, 4.000 stroke, 58x, 6.125 rod, 20cc dish, 9.8:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R584003020

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Pro LS Rotating Assembly, 330 Cid., 3.810 bore, Standard 3.622 stroke, 24X, 6.125 rod, 7cc dish, 9.8:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R2436L8107

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Cylinder Heads, Race Porting, Aluminum, Assembled, 72cc Chamber, 205cc Intake, Ford, Small Block, Pair

Part Number: AFR-1458

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Cylinder Heads, Street Porting, Aluminum, Assembled, 72cc Chamber, 185cc Intake, Ford, Small Block, Pair

Part Number: AFR-1387

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Cylinder Heads, Street Porting, Aluminum, Assembled, 58cc Chamber, 165cc Intake, Pedestal, SBF, Pair

Part Number: AFR-1472

4.11 out of 5 stars ( 9 )

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Cylinder Heads, Street Porting, Aluminum, Assembled, 75cc Chamber, 195cc Intake, Chevy, Small Block, Pair

Part Number: AFR-1038

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Pro LS 4340 Rotating Assembly, 415 Cid., 4.065 bore, 4.000 stroke, 58x, 6.125 rod, 6cc dish, 11.5:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R58400656

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Cylinder Heads, Race Porting, Aluminum, Assembled, 72cc Chamber, 220cc Intake, Ford, Small Block, Pair

Part Number: AFR-1456

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Pro LS 4340 Rotating Assembly, 417 Cid., 4.075 bore, 4.000 stroke, 58x, 6.125 rod, 6cc dish, 11.5:1 @ 65cc, 11:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R58400756

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Pro LS 4340 Rotating Assembly, 383 Cid., 3.903 bore, 4.000 stroke, 24X, 6.125 rod, 5cc dish, 10.9:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R24409035

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Pro LS 4340 Rotating Assembly, 415 Cid., 4.065 bore, 4.000 stroke, 24X, 6.125 rod, 6cc dish, 11.5:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24400656

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Modal Header

Call To Order

This is a custom order part. You can order this part by Contacting Us.