-10%
P-Ayr Chevy LS Short Block Mockup w/ Heads
Original price was: $494.00.$444.60Current price is: $444.60.
The industry-standard tool for any LS swap. This full-scale LS short block with heads lets you verify fitment for headers, mounts, and accessories with zero…
-10%
P-Ayr Chevy LT1 6.2L Short Block Mockup w/ Heads
Original price was: $620.00.$558.00Current price is: $558.00.
A professional-grade replica of the modern GM LT1 6.2L engine with heads. The perfect tool for planning your engine swap and fabricating custom components with…
-10%
P-Ayr Chevy LT1/LT4 Long Block Mockup
Original price was: $494.00.$444.60Current price is: $444.60.
A full-scale, lightweight replica of the Gen II Chevrolet LT1/LT4 Small Block. The essential tool for planning swaps into 90s muscle cars and custom builds.…
-10%
P-Ayr Chevy SB2 Engine Mockup w/ Intake & Covers
Original price was: $751.00.$675.90Current price is: $675.90.
A complete replica of a Chevrolet SB2 engine, including intake and valve covers. The definitive tool for chassis builders and race teams working with the…
-10%
P-Ayr Chevy SB2 Heads & Intake Mockup
Original price was: $341.00.$306.90Current price is: $306.90.
A lightweight replica of the unique Chevrolet SB2 cylinder heads and intake manifold. Essential for builders working with this specialized NASCAR-derived engine platform.…
-10%
P-Ayr Chevy SB2 Heads Mockup (Set)
Original price was: $268.00.$241.20Current price is: $241.20.
An accurate, lightweight replica set of Chevrolet's high-performance SB2 cylinder heads. The ideal tool for custom header fabrication and clearance checking.…
-10%
P-Ayr Chevy SB2 Valve Covers Mockup (Set)
Original price was: $205.00.$184.50Current price is: $184.50.
A lightweight replica set of Chevrolet SB2 valve covers. Perfect for checking clearance against firewall, brake booster, and steering components in tight race car engine…
-10%
P-Ayr Chevy Spread Port Heads & Intake Mockup
Original price was: $289.00.$260.10Current price is: $260.10.
A two-piece replica of high-performance Spread Port cylinder heads and a matching intake. The essential jig for fabricating parts for this unique racing engine.…
-10%
P-Ayr Chevy Spread Port Heads Mockup (Set)
Original price was: $268.00.$241.20Current price is: $241.20.
An accurate, lightweight replica set of high-flow Chevrolet Spread Port cylinder heads. The ideal tool for professional header fabrication and fitment checking.…
-10%
P-Ayr Chevy Vortec Heads Mockup (Set)
Original price was: $268.00.$241.20Current price is: $241.20.
A dimensionally-accurate replica set of the popular Chevrolet Vortec cylinder heads. The ideal tool for custom exhaust fabrication and engine build planning.…
-10%
P-Ayr Chrysler 318 Short Block Mockup
Original price was: $410.00.$369.00Current price is: $369.00.
A lightweight, full-scale replica of a bare Chrysler 318 Small Block. The most affordable and essential first step for any 318-based Mopar project.…
-10%
P-Ayr Chrysler 318/340 Mockup w/ Heads
Original price was: $494.00.$444.60Current price is: $444.60.
A full-scale replica of a Chrysler 318/340 Small Block with heads. The perfect tool for planning your classic Mopar build and verifying all component clearances.…
