Thumper Systems - Small Block Chevy

Thumper Power - Black Small Block Exhaust System w/Shift Bracket

Here's an easy lightweight replacement for that heavy cast iron stock system. This entry level performance system is designed for stock engine application seeking a slight performance increase as well as weight reduction. Not silent choice compatible.

This kit includes the shift bracket.

Thumper Power Small Block Manifold & Riser Kit Black (Sold in pairs)
Not compatible with - SoundAdvantage - Silent Choice - Corsa Quick & Quiet.
Use PowerFlow Manifolds with SA Risers
To view and download the PDF line drawing Left Side  CLICK HERE

To view and download the PDF line drawing Right Side  CLICK HERE

To view and download the PDF water hose diagram  CLICK HERE

Thumper Power Small Block Manifold & Riser Kit Black (Sold in pairs)
IMCO's affordable alternative to stock cast iron Chevy manifolds and risers. Our all cast aluminum manifolds and risers will increase Horsepower, RPM, and Torque by 5 to 7% over stock cast iron manifolds and risers at a fraction of the cost. We have designed Thumper Power for everyone whether you're a high performance or family recreation boater. Available with optional hard anodize for corrosion protection (prior to powder coat).

Shift and ECM-EFI brackets are available, go to "Thumper Power Accessories" or "Related Products" at the right side of your screen.

	Manifold Kit
QTY	Description	P/N
2	TP-Small Block Manifolds (Black)	02-1005
12	3/8-16 x 4 3/4" Bolts	08-010806232
8	3/8-16 x 2 1/2" Studs	08-130806141
8	3/8-16 Nuts	08-200806001
20	3/8" AN S/S Washers	08-100800001
2	3/4 NPT to 1" Hose 90° Fittings	09-2016
4	3/4 NPT Pipe Plugs Brass	09-2017
2	Riser Gaskets	11-1007
2	Manifold Gaskets	11-1009
4	Compression Seals	11-4003
	Riser Kit
2	TP Risers (Black)	02-1007
2	3/4 NPT Pipe Plugs Brass	09-2017
2	3/4 NPT to 1" Hose Straight	09-2015

Thumper Power Small Block Manifolds (Black)

Thumper Power Small Block Manifolds (Black)(Sold in pairs)

IMCO's affordable alternative to stock cast iron Chevy manifolds. Our all cast aluminum manifolds will increase Horsepower, RPM, and Torque by 5 to 7% over stock cast iron manifolds and risers at a fraction of the cost. We have designed Thumper Power for everyone whether you're a high performance or family recreation boater. Kits are available for Chevy big block, small block, and V-6 motors. Available in black powder coated, optional hard anodized for corrosion (prior to powder coat), and polished. (SOLD IN PAIRS)

Shift, EFI, or ECM brackets sold separately.

	Kit Includes
QTY	Description	P/N
2	TP-Small Block Manifolds (Black)	02-1003
12	3/8-16 x 4 3/4" Bolts	08-010806232
8	3/8-16 x 2 1/2" Studs	08-130806141
8	3/8-16 Nuts	08-200806001
20	3/8" AN S/S Washers	08-100800001
2	3/8 NPT to 1" Hose 90° Fittings	09-2016
6	3/4 NPT Pipe Plugs Brass	09-2017
2	Manifold Gaskets	11-1009
2	Riser Gaskets	11-1007
4	Compression Seals	11-4003

Thumper Power - Polished Small Block Exhaust System w/Shift Bracket

Here's an easy lightweight replacement for that heavy cast iron stock system. This entry level performance system is designed for stock engine application seeking a slight performance increase as well as weight reduction. Not silent choice compatible.

Thumper Power Small Block Manifold & Riser Kit Polished (Sold in pairs)
Not compatible with - SoundAdvantage - Silent Choice - Corsa Quick & Quiet.
Use PowerFlow Manifolds with SA Risers
To view and download the PDF line drawing Left Side  CLICK HERE

To view and download the PDF line drawing Right Side  CLICK HERE

To view and download the PDF water hose diagram  CLICK HERE

Thumper Power Small Block Manifold & Riser Kit Polished (Sold in pairs)
IMCO's affordable alternative to stock cast iron Chevy manifolds and risers. Our all cast aluminum manifolds and risers will increase Horsepower, RPM, and Torque by 5 to 7% over stock cast iron manifolds and risers at a fraction of the cost. We have designed Thumper Power for everyone whether you're a high performance or family recreation boater.

Shift and ECM-EFI brackets are available, go to "Thumper Power Accessories" or "Related Products" at the right side of you screen.

	Manifold Kit
QTY	Description	P/N
2	TP-Small Block Manifolds (Polished)	02-1004
12	3/8-16 x 4 3/4" Bolts	08-010806232
8	3/8-16 x 2 1/2" Studs	08-130806141
8	3/8-16 Nuts	08-200806001
20	3/8" AN S/S Washers	08-100800001
2	3/4 NPT to 1" Hose 90° Fittings	09-2016
4	3/4 NPT Pipe Plugs Brass	09-2017
2	Manifold Gaskets	11-1009
2	Riser Gaskets	11-1007
4	Compression Seals	11-4003
	Riser Kit
2	TP Risers (Polished)	02-1008
2	3/4 NPT Pipe Plugs Brass	09-2017
2	3/4 NPT to 1" Hose Straight	09-2015

Thumper Power Small Block Manifolds (Polished)

Thumper Power Small Block Manifolds (Polished) (Sold in pairs)

IMCO's affordable alternative to stock cast iron Chevy manifolds. Our all cast aluminum manifolds will increase Horsepower, RPM, and Torque by 5 to 7% over stock cast iron manifolds and risers at a fraction of the cost. We have designed Thumper Power for everyone whether you're a high performance or family recreation boater. Kits are available for Chevy big block, small block, and V-6 motors. Available in black powder coated, optional hard anodized for corrosion (prior to powder coat), and polished. (SOLD IN PAIRS)

Shift, EFI, or ECM brackets sold separately.

	Kit Includes
QTY	Description	P/N
2	TP-Small Block Manifolds (Black)	02-1004
12	3/8-16 x 4 3/4" Bolts	08-010806232
8	3/8-16 x 2 1/2" Studs	08-130806141
8	3/8-16 Nuts	08-200806001
20	3/8" AN S/S Washers	08-100800001
2	3/8 NPT to 1" Hose 90° Fittings	09-2016
6	3/4 NPT Pipe Plugs Brass	09-2017
2	Manifold Gaskets	11-1009
2	Riser Gaskets	11-1007
4	Compression Seals	11-4003