In Stock In Store

.21 (3.5cc) Nitro Engines Engines/Fuel Cars & Trucks

AMain stocks a huge range of nitro (glow) .21 (3.5cc) engines for all types of fuel-powered RC cars, buggies, trucks and truggies. Side- and rear-exhaust configurations, pull-start and bump-start, for off-road and on-road applications. All the top brands are here, including Bullitt, Dynamite, Flash Point, FX, LRP, Novarossi, O.S., ProTek, REDS, SH Engines, Tekno, Traxxas, VS Racing and Werks.

.21 (3.5cc) Nitro Engines Engines/Fuel Cars & Trucks

Search within .21 (3.5cc)
Go
1 2 ...
View As: List | Grid
Showing 1 to 45 of 80 Products
REDS 521 Sport .21 Off-Road Competition Buggy Engine Combo
Average Rating:5
$359.99
View Details
REDS 521 Sport .21 Off-Road Competition Buggy Engine Combo w/2143 Pipe & M Manifold
Flash Point FP02 .21 3-Port Competition Nitro Buggy Engine
Average Rating:5
$339.99
Back Order
Flash Point FP02 .21 3-Port Competition Nitro Buggy Engine (w/Ceramic Rear Bearing)
SH Engines PT003 Pro .21 8 Port Buggy Engine (Turbo Plug)
Average Rating:5
$137.99
View Details
SH Engines PT003 Pro .21 8 Port Buggy Engine (Turbo Plug)
Nova Engines B3R .21 3-Port Off-Road Nitro Engine (DLC Shaft) (Ceramic Bearings)
Average Rating:5
$369.99
Sale: $295.99
Back Order
Nova Engines B3R .21 3-Port Off-Road Nitro Engine (DLC Shaft) (Ceramic Bearings)
O.S. .21 TM Monster Truck Engine with Revo/Slayer Manifold
Average Rating:5
$319.99
Sale: $314.99
View Details
O.S. .21 TM Monster Truck Engine with Revo/Slayer Manifold
Nova Engines B5 .21 5-Port Off-Road Nitro Engine (Steel Bearings)
$304.99
Back Order
Nova Engines B5 .21 5-Port Off-Road Nitro Engine (Steel Bearings)
Nova Engines B3 .21 3-Port Off-Road Nitro Engine (Steel Bearings)
$284.99
Sale: $227.99
Back Order
Nova Engines B3 .21 3-Port Off-Road Nitro Engine (Steel Bearings)
Dynamite .21 RTR Nitro Engine w/Pullstart
Average Rating:5
$125.99
View Details
Dynamite .21 RTR Nitro Engine w/Pullstart
O.S. Speed B21 AD3 Adam Drake 3 Competition .21 Nitro Engine w/2100SC Pipe
$729.99
Back Order
O.S. Speed B21 AD3 Adam Drake 3 Competition .21 Nitro Engine w/2100SC Pipe Broken In by Adam Drake
REDS 721 S Scuderia Gen 3 Pro Superveloce SV .21 Off-Road Nitro Engine
$629.99
Sale: $534.99
Back Order
REDS 721 S Scuderia Gen 3 Pro Superveloce SV .21 Off-Road Nitro Engine Combo w/2113 X-ONE Torque Tuned Pipe
Nova Engines B5R .21 5-Port Off-Road Nitro Engine (DLC Shaft) (Steel Bearings)
Average Rating:5
$389.99
Sale: $311.99
Back Order
Nova Engines B5R .21 5-Port Off-Road Nitro Engine (DLC Shaft) (Steel Bearings)
ProTek RC CR21 3-Port .21 Off-Road Engine (Turbo Plug)
Average Rating:5
$299.99
View Details
ProTek RC CR21 3-Port .21 Off-Road Engine (Turbo Plug)
Nova Engines G5 .21 5-Port On-Road GT Nitro Engine (STD Shaft) (Steel Bearing)
$379.99
Sale: $303.99
Back Order
Nova Engines G5 .21 5-Port On-Road GT Nitro Engine (STD Shaft) (Steel Bearing)
Nova Engines R9R .21 9-Port On-Road GT Nitro Engine (DLC Shaft)
$484.99
Sale: $387.99
Back Order
Nova Engines R9R .21 9-Port On-Road GT Nitro Engine (DLC Shaft) (Ceramic Bearings)
LRP Z.21R Spec.4 .21 3+1-Port Nitro Engine w/Pull-Start
Average Rating:4
$119.99
View Details
LRP Z.21R Spec.4 .21 3+1-Port Nitro Engine w/Pull-Start
Flash Point FP02 .21 3-Port Competition Nitro Buggy Engine Combo
Average Rating:5
$384.99
Back Order
Flash Point FP02 .21 3-Port Competition Nitro Buggy Engine Combo (Ceramic Rear Bearing) w/FP2500 Pipe
SH Engines PT21AO-XGB .21 Competition Off-Road Buggy Nitro Engine
Average Rating:5
$169.99
Back Order
SH Engines PT21AO-XGB .21 Competition Off-Road Buggy Nitro Engine
O.S. Speed Ronda Drake 2 B21 RD2 "Drake-In" .21 Buggy Nitro Engine w/Pipe Combo
$729.99
Back Order
O.S. Speed Ronda Drake 2 B21 RD2 "Drake-In" .21 Buggy Nitro Engine w/Pipe Combo Broken In by Adam Drake
REDS Limited Edition Euros 721 S Scuderia Gen 3 Pro Superveloce SV
$563.99
Back Order
REDS Limited Edition Euros 721 S Scuderia Gen 3 Pro Superveloce SV Pre Break-In Service by Mario Rossi
Nova Engines G5R .21 5-Port On-Road GT Nitro Engine (DLC Shaft)
$469.99
Back Order
Nova Engines G5R .21 5-Port On-Road GT Nitro Engine (DLC Shaft) (Ceramic Bearings)
REDS Limited Edition Euros 721 S Scuderia Gen 3 Pro Superveloce SV
$519.99
Back Order
REDS Limited Edition Euros 721 S Scuderia Gen 3 Pro Superveloce SV
Dynamite Mach 2 .21 SG Buggy Engine w/Pull-Spin Start Combo
Average Rating:5
$144.99
View Details
Dynamite Mach 2 .21 SG Buggy Engine w/Pull-Spin Start Combo
REDS 521 Sport .21 Off-Road Competition Buggy Engine Combo
Average Rating:5
$419.99
Back Order
REDS 521 Sport .21 Off-Road Competition Buggy Engine Combo w/2143 Tuned Pipe & M Manifold (Broken In)
Nova Engines G9R .21 9-Port On-Road GT Nitro Engine (DLC Shaft)
$484.99
Sale: $387.99
Back Order
Nova Engines G9R .21 9-Port On-Road GT Nitro Engine (DLC Shaft) (Ceramic Bearing)
REDS 721 Scuderia .21 Gen 3 Nitro Engine
$489.99
Sale: $415.99
Back Order
REDS 721 Scuderia .21 Gen 3 Nitro Engine
SH Engines PT21XT3-P8 .21 On Road Engine
Average Rating:4
$169.99
Back Order
SH Engines PT21XT3-P8 .21 On Road Engine
Dynamite Mach 2 .21 SG Buggy Engine
Average Rating:5
$139.99
View Details
Dynamite Mach 2 .21 SG Buggy Engine
O.S. R21 .21 On-Road Club Racer Nitro Engine (Turbo)
$424.99
Back Order
O.S. R21 .21 On-Road Club Racer Nitro Engine (Turbo)
ProTek RC Samurai R03 3-Port .21 Competition Nitro Engine w/22E Carburetor
Average Rating:5
$399.99
View Details
ProTek RC Samurai R03 3-Port .21 Competition Nitro Engine w/22E Carburetor (Turbo Plug)
ProTek RC Samurai RM Maifield Edition 3-Port .21 Competition Nitro Engine
Average Rating:5
$459.99
Back Order
ProTek RC Samurai RM Maifield Edition 3-Port .21 Competition Nitro Engine w/21j Carburetor (Turbo Plug, Ceramic Bearing)
O.S. Speed B21 AD3 Adam Drake 3 Competition .21 Nitro Engine w/2100SC Pipe
$679.99
Back Order
O.S. Speed B21 AD3 Adam Drake 3 Competition .21 Nitro Engine w/2100SC Pipe
SH Engines PT002B3 .21 Rear Exhaust Pull Start Engine
Average Rating:4
$119.99
Back Order
SH Engines PT002B3 .21 Rear Exhaust Pull Start Engine
O.S. Speed R2104 .21 9-Port On-Road Nitro Engine (Turbo)
$737.99
Back Order
O.S. Speed R2104 .21 9-Port On-Road Nitro Engine (Turbo)
Ruddog RNX22.3 3.5ccm Nitro Off Road Competition Engine
$459.99
Sale: $390.99
Back Order
Ruddog RNX22.3 3.5ccm Nitro Off Road Competition Engine
O.S. 21XZ-B VII Off-Road Competition Buggy Engine
Average Rating:5
$374.99
View Details
O.S. 21XZ-B VII Off-Road Competition Buggy Engine
O.S. Speed B21 AD3 Adam Drake 3 Competition .21 Nitro Engine
$549.99
Back Order
O.S. Speed B21 AD3 Adam Drake 3 Competition .21 Nitro Engine
ProTek RC CR21 3-Port .21 Off-Road Nitro Engine (Turbo Plug) w/Pipe Combo
$469.98
Add to Cart
ProTek RC CR21 3-Port .21 Off-Road Nitro Engine (Turbo Plug) w/Pipe Combo
Limited Quantities Available
SH Engines PT2021-P3XGB Photon Pro Off Road .21 Buggy Engine
Average Rating:3
$169.99
Back Order
SH Engines PT2021-P3XGB Photon Pro Off Road .21 Buggy Engine
REDS 721 Scuderia .21 Gen 3 Pro Nitro Engine
$549.99
Sale: $466.99
Back Order
REDS 721 Scuderia .21 Gen 3 Pro Nitro Engine Pre Break In Service by Mario Rossi
REDS 721 S Scuderia Gen 3 Pro Pre Break-In .21 Off-Road Nitro Engine Combo
$679.99
Back Order
REDS 721 S Scuderia Gen 3 Pro Pre Break-In .21 Off-Road Nitro Engine Combo w/2113 X-ONE Torque Tuned Pipe
REDS 721 S Scuderia Gen 3 Pro Superveloce SV .21 Off-Road Nitro Engine
$509.99
Back Order
REDS 721 S Scuderia Gen 3 Pro Superveloce SV .21 Off-Road Nitro Engine
ProTek RC Samurai RM Maifield Edition Competition Nitro Engine Bundle
$629.98
Sale: $609.98
Add to Cart
ProTek RC Samurai RM Maifield Edition Competition Nitro Engine Bundle w/2100 Tuned Pipe & 85mm Manifold (Ceramic Bearing)
Limited Quantities Available
ProTek RC CR21 'Drake-In' 3-Port .21 Off-Road Engine (Turbo Plug)
Average Rating:5
$349.99
View Details
ProTek RC CR21 'Drake-In' 3-Port .21 Off-Road Engine (Turbo Plug) Broken In by Adam Drake
O.S. Speed B21 AD3 Adam Drake 3 Competition .21 Nitro Engine
$599.99
Back Order
O.S. Speed B21 AD3 Adam Drake 3 Competition .21 Nitro Engine Broken In by Adam Drake
VS Racing VSB04 Long Stroke .21 Competition Off-Road Buggy Engine
Average Rating:5
$469.99
Sale: $449.99
View Details
VS Racing VSB04 Long Stroke .21 Competition Off-Road Buggy Engine
1 2 ...