How To Build a 650hp 6.8L LS3 Stroker Engine |
DEBOSS GARAGE DEBOSS GARAGE
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 Published On Jan 15, 2023

Can we turn a high mile L92 into naturally aspirated 6.8 LS3 stroker?
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TOOLS & PARTS USED - Find the best prices using our affiliate links:
AFR heads https://geni.us/LS3mongoose
SCAT Crankshaft https://geni.us/forgedseries415
COMP CAMS @.050 238/254 .634 .622 lift on a 115 LSA
Harmonic Damper https://geni.us/SUM-C2501
Xotic head studs https://geni.us/CP883
Holley intake https://geni.us/92mm-midrise
4-Link rear suspension kit https://geni.us/heidts4link
QA1 suspension https://geni.us/qa1suspension
Rocket Racing Wheels Booster - Hyper Shot https://geni.us/rocketracing
Radiator https://geni.us/FB111
Electric fan https://geni.us/FB521H
Long tube headers https://geni.us/2298HKR
Gauges https://geni.us/TF01W
Holley EFI Terminator X https://geni.us/550-905
LED Headlights https://geni.us/LFRB155
Fuel tank https://geni.us/ATK0000TOPFILL
Bellhousing https://geni.us/RM-8019
LS swap kit for 70s Camaro https://geni.us/VK090160
Steering box https://geni.us/800130
Steering column https://geni.us/SUM-771712R-NK
Steering wheel https://geni.us/SDK-S1MS-3600-WG


0:00 I'm sure we'll find something cool to put it in
2:24 Coming up
3:55 Engine teardown
5:47 Northtown Machine
8:42 AFR 260cc LS3 "Mongoose" cylinder heads
9:34 SCAT Forged Pro Series 416ci rotating assembly
12:01 Main bearing cap bolts
13:15 Crankshaft installation
17:12 Piston assembly
25:58 COMP CAMS valve train assembly
28:08 Oil pump & pan
30:54 Timing cover & cam sensor
33:27 Harmonic balancer & oil pan fitment
37:08 Xotic head studs
39:08 Cylinder head assembly
40:22 Calculating pushrod length
47:07 Checking valve to piston clearance
48:58 Measuring coil bind height
50:27 Cylinder head installation
51:28 Dressing the engine
53:10 Holley Mid-Rise LS3 Intake 92mm
54:49 Ready to ship
56:19 Oil pan solution
59:25 What's next


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